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<title><![CDATA[Air Sponge Filter Co: Top Sellers]]></title>
<link>https://www.airsponge.biz</link>
<pubDate>Wed, 7 Oct 2026 00:00:00 EST</pubDate>
<description><![CDATA[List of Top Seller Items at Air Sponge Filter Co]]></description>
<language>en-us</language>
<isc:store_name><![CDATA[Air Sponge Filter Co]]></isc:store_name>
<item>
<title><![CDATA[Biosponge Refills (6) For HealthSmart Filters]]></title>
<link>https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html</link>
<pubDate>Wed, 7 Oct 2026 00:00:00 EST</pubDate>
<description><![CDATA[ <p><a href="https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/biosponge-6pack-reverse3_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $31.17 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=15&out=1" target="_new">Add to Cart</a>]</p><br clear=all> ]]></description>
<guid isPermaLink="false">https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html</guid>
<content:encoded><![CDATA[<p><a href="https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/biosponge-6pack-reverse3_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/Biosponge-Refills-6-For-HealthSmart-Filters_p_15.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $31.17 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=15&out=1" target="_new">Add to Cart</a>]</p><br clear=all>]]></content:encoded>
<isc:description><![CDATA[<img src="/assets/images/natural-choice2025.png" alt="" border="0"><br><div><span style="font-size: 14pt;"><br style="font-size: 14pt;"></span></div><div><span style="font-size: 14pt;">Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a single pass through the ac filter!</span></div><div><span style="font-size: 14pt;"><br></span></div><div style="text-align: center;"><img src="/assets/images/BioSpongeAller.png" alt="Aegis treated air filters" border="0"></div><div><span style="font-size: 18.6667px;">BioSponge air filter media has the lowest resistance to airflow, so it works well when airflow is a concern.</span></div><div><span style="font-size: 18.6667px;"><br></span></div><div><img alt="" border="0px"></div><div style="text-align: left;"><span style="text-align: -webkit-center; font-size: 18.6667px; font-weight: bold;"><div style="text-align: center;"><img src="/assets/images/AEGIS-600Magnified view (300X) of an ordinary clean polyestercotton filter media (8).jpg" alt="" border="0px"></div><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div style="text-align: left;"><span style="font-size: 18.6667px;">About </span><span style="font-size: 18.6667px;">AEGIS Microbe Shield</span></div></span><span style="text-align: -webkit-center; font-size: 18.6667px;"><div style="text-align: left;"><span style="font-size: 18.6667px;">Aegis technology stops the filter from becoming a place where mold, fungi, bacteria, and other airborne germs can grow. </span><span style="font-size: 18.6667px;">Imagine the surface of the air filter like it's covered in tiny, electrically charged swords. When germs touch this surface, the 'sword' breaks through their outer layer and the electrical charge zaps them. Because this process doesn't give anything away to the now-dead germs, the antimicrobial power stays strong. This means the 'sword' is always ready to take on the next germs that come along. <a href="infopage.asp?page=51&amp;extra=1">More About AEGIS.</a></span></div></span></div><div><img alt="" border="0px"></div><div style="text-align: center;"><img src="/assets/images/Airflow-Biosponge750.jpg" alt="Biosponge filter media" border="0"></div><div><span style="font-size: 12pt;"><br></span></div><div style="text-align: center;"><img alt="technical details" src="/assets/images/Tech_details.png" style="font-size: 12pt; letter-spacing: 0px;" align="middle" border="0"></div><spanstyle="font-size: 12pt;"="" style=""><div style=""><span style="font-size: 12pt; letter-spacing: 0px;"><table style="text-align: left; border-collapse: collapse; width: 100%; border: medium none;" border:="" medium="" none;"="" width="" align="left"><tbody><tr><td style="border: medium none;"><br><table style="border: 1px solid black; border-collapse: collapse; background-color: rgb(255, 255, 255);" width="" align="center"><tbody><tr><td style="vertical-align: top; letter-spacing: 0px; word-spacing: 0px; border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0); padding-left: 5px; text-align: left;" valign="top"><span style="letter-spacing: 0px; font-size: 12pt;">Filter Media Type </span></td><td style="vertical-align: top; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;" valign="top"><span style="font-weight: bold;">BioSponge</span><br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title"></span>Size <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">Custom size x1" thick<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Efficiency <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">87% Arrestance</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Air Flow</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">09 W.G. @ 300 FPM</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">MERV Rating <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">7+<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Maintenance</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">60 Day refill life</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">Antimicrobial<br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span style=""><span style="font-size: 10pt; "><a href="infopage.asp?page=51&amp;extra=1">Aegis germ-fighting technology</a></span></span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">In the Box <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">(6) Replacement filter(s) and quick start guide<br></span></td></tr></tbody></table><br><table style="font-size: 12pt; letter-spacing: 0px; word-spacing: 0px; border-collapse: collapse; width: 100%; border: none;" width="" align=""></table><div style="text-align: center;"><a href="https://www.airsponge.biz/assets/images/pdfs/HealthSmart%20user%20manual%20original%202025.pdf" target="_blank" style="box-sizing: border-box; background-color: rgb(255, 255, 255); color: rgb(35, 82, 124); cursor: pointer; box-shadow: rgba(0, 0, 0, 0.075) 0px 1px 1px inset, rgba(102, 175, 233, 0.6) 0px 0px 8px; outline: -webkit-focus-ring-color auto 5px; outline-offset: -2px; font-family: Quicksand, sans-serif; font-size: 18.6667px;">User Manual PDF</a></div></td></tr></tbody><tbody><tr><td style="border: 0px solid rgb(0, 0, 0);"><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div><span style="font-size: 18.6667px;"><br></span></div></td></tr></tbody></table></span></div><br><br><div class="image-gallery"><div class="image-container" style="text-align: center;"><div style="box-sizing: border-box;"><span style="box-sizing: border-box; font-size: 18pt;">Filter Installation Direction</span></div></div></div><style><!--.custom-image-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 20px 0; } .custom-image-row figure { flex: 1 1 30%; max-width: 30%; text-align: center; margin: 0; } .custom-image-row img { width: 100%; height: auto; display: block; } .custom-image-row figcaption { margin-top: 8px; font-size: 1rem; color: #333; } @media (max-width: 768px) { .custom-image-row figure { flex: 1 1 45%; max-width: 45%; } } @media (max-width: 480px) { .custom-image-row figure { flex: 1 1 100%; max-width: 100%; } }--></style><div class="custom-image-row"><figure><img src="/assets/images/richie-install-ahujpg-dark-mesh.jpg" alt="Installed in a furnace or air handler" border="0"><figcaption><span style="font-size: 12pt;">Installed<span> in a furnace or air handler</span></span></figcaption></figure><figure><img src="/assets/images/elissaingrill-300300.jpg" alt="Installed in a grill" border="0"><figcaption><span style="font-size: 12pt;">Installed in a grill</span></figcaption></figure><figure><img src="/assets/images/install-duct-300.jpg" alt="Installed in a duct" border="0"><figcaption><span style="font-size: 12pt;">Installed in a duct</span></figcaption><figcaption><br></figcaption></figure></div><div><br></div><div><br></div><div><h2 style="box-sizing: border-box; font-weight: 500; line-height: 1.1; margin-top: 20px; margin-bottom: 10px; font-size: 30px; background-color: rgb(255, 255, 255); text-align: center;">Compatible Filter Frames</h2></div><div class="custom-image-row"><figure><img src="/assets/images/frame_only_no_refill2.jpg" alt="Pad holding frame" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=122">Original Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/frame_only-Snap-Healthysmart.jpg" alt="Pleated air filter frame" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=147">Snap Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/Hingeframe_only-all-Healthsmar2t.jpg" alt="Air filter holding frame for pleated media" width="300pxpxpx" height="300pxpxpx" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=148">Hinge Filter Frame</a></span></figcaption></figure></div><div style="text-align: center;"><span style="font-size: 18pt;"><br></span></div><div style="text-align: left;"><div><img src="/assets/images/Replacemet-shedule.png" alt="Air filter replacement" border="0"></div><div><span class="OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none" style="font-kerning: normal;">Replacing the media every 60 days will reduce electrical consumption and extend the life of the equipment. </span></div><div><br></div></div><div style="text-align: center;"><br></div><div style="text-align: center;"><br></div></spanstyle="font-size:>             ]]></isc:description>
<isc:productid><![CDATA[Biosponge Refills (6) For HealthSmart Filters]]></isc:productid>
<isc:thumb><![CDATA[https://www.airsponge.biz/assets/images/thumbnails/biosponge-6pack-reverse3_thumbnail.jpg]]></isc:thumb>
<isc:image><![CDATA[https://www.airsponge.biz/assets/images/biosponge-6pack-reverse3.jpg]]></isc:image>
<isc:price><![CDATA[$31.17]]></isc:price>
</item>
<item>
<title><![CDATA[Biosponge Plus | Refills (6) for HealthSmart filter ]]></title>
<link>https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html</link>
<pubDate>Wed, 7 Oct 2026 00:00:00 EST</pubDate>
<description><![CDATA[ <p><a href="https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/biosponge_plus-6packreverse_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $41.20 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=14&out=1" target="_new">Add to Cart</a>]</p><br clear=all> ]]></description>
<guid isPermaLink="false">https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html</guid>
<content:encoded><![CDATA[<p><a href="https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/biosponge_plus-6packreverse_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/Biosponge-Plus-Refills-6-for-HealthSmart-filter-_p_14.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $41.20 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=14&out=1" target="_new">Add to Cart</a>]</p><br clear=all>]]></content:encoded>
<isc:description><![CDATA[<img src="/assets/images/BIOSPONGE-HEADER-lg.jpg" alt="" border="0px"><br><div><span style="font-size: 14pt;"><br style="font-size: 14pt;"></span></div><div><span style="font-size: 14pt;">Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a single pass through the ac filter!</span></div><div><span style="font-size: 14pt;"><br></span></div><div style="text-align: center;"><img src="/assets/images/BioSponge plus-aller.png" alt="Aegis treated air filters" border="0"></div><div><span style="font-size: 14pt;">BioSponge plus features a special dual density design to allow for a extended 60 day filter life and a 60% increase In efficiency over regular BioSponge media.</span></div><div><span style="font-size: 14pt;"><br></span></div><div><img alt="" border="0px"></div><div style="text-align: left;"><span style="text-align: -webkit-center; font-size: 18.6667px; font-weight: bold;"><div style="text-align: center;"><img src="/assets/images/AEGIS-600Magnified view (300X) of an ordinary clean polyestercotton filter media (8).jpg" alt="" border="0px"></div><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div style="text-align: left;"><span style="font-size: 18.6667px;">About </span><span style="font-size: 18.6667px;">AEGIS Microbe Shield</span></div></span><span style="text-align: -webkit-center; font-size: 18.6667px;"><div style="text-align: left;"><span style="font-size: 18.6667px;">Aegis technology stops the filter from becoming a place where mold, fungi, bacteria, and other airborne germs can grow. </span><span style="font-size: 18.6667px;">Imagine the surface of the air filter like it's covered in tiny, electrically charged swords. When germs touch this surface, the 'sword' breaks through their outer layer and the electrical charge zaps them. Because this process doesn't give anything away to the now-dead germs, the antimicrobial power stays strong. This means the 'sword' is always ready to take on the next germs that come along. <a href="infopage.asp?page=51&amp;extra=1">More About AEGIS.</a></span></div></span></div><div><img alt="" border="0px"></div><div style="text-align: center;"><img src="/assets/images/Airfol750-2.jpg" alt="Biosponge filter media" border="0"></div><div><span style="font-size: 12pt;"><br></span></div><div style="text-align: center;"><img alt="technical details" src="/assets/images/Tech_details.png" style="font-size: 12pt; letter-spacing: 0px;" align="middle" border="0"></div><spanstyle="font-size: 12pt;"="" style=""><div style=""><span style="font-size: 12pt; letter-spacing: 0px;"><table style="text-align: left; border-collapse: collapse; width: 100%; border: medium none;" border:="" medium="" none;"="" width="" align="left"><tbody><tr><td style="border: medium none;"><br><table style="border: 1px solid black; border-collapse: collapse; background-color: rgb(255, 255, 255);" width="" align="center"><tbody><tr><td style="vertical-align: top; letter-spacing: 0px; word-spacing: 0px; border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0); padding-left: 5px; text-align: left;" valign="top"><span style="letter-spacing: 0px; font-size: 12pt;">Filter Media Type </span></td><td style="vertical-align: top; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;" valign="top"><span style="font-weight: bold;">BioSponge Plus</span><br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title"></span>Size <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">Custom size x 3/4" thick<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Efficiency <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">93% Arrestance</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Air Flow</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">19 W.G. @ 300 FPM</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">MERV Rating <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">8+<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Maintenance</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">60 Day refill life</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">Antimicrobial<br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span style=""><span style="font-size: 10pt; "><a href="infopage.asp?page=51&amp;extra=1">Aegis germ-fighting technology</a></span></span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">In the Box <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">(6) Replacement filter(s) and quick start guide<br></span></td></tr></tbody></table><br><table style="font-size: 12pt; letter-spacing: 0px; word-spacing: 0px; border-collapse: collapse; width: 100%; border: none;" width="" align=""></table><div style="text-align: center;"><a href="https://www.airsponge.biz/assets/images/pdfs/HealthSmart%20user%20manual%20original%202025.pdf" target="_blank" style="box-sizing: border-box; background-color: rgb(255, 255, 255); color: rgb(35, 82, 124); cursor: pointer; box-shadow: rgba(0, 0, 0, 0.075) 0px 1px 1px inset, rgba(102, 175, 233, 0.6) 0px 0px 8px; outline: -webkit-focus-ring-color auto 5px; outline-offset: -2px; font-family: Quicksand, sans-serif; font-size: 18.6667px;">User Manual PDF</a></div></td></tr></tbody><tbody><tr><td style="border: 0px solid rgb(0, 0, 0);"><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div><span style="font-size: 18.6667px;"><br></span></div></td></tr></tbody></table></span></div><br><br><div class="image-gallery"><div class="image-container" style="text-align: center;"><div style="box-sizing: border-box;"><span style="box-sizing: border-box; font-size: 18pt;">Filter Installation Direction</span></div></div></div><style><!--.custom-image-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 20px 0; } .custom-image-row figure { flex: 1 1 30%; max-width: 30%; text-align: center; margin: 0; } .custom-image-row img { width: 100%; height: auto; display: block; } .custom-image-row figcaption { margin-top: 8px; font-size: 1rem; color: #333; } @media (max-width: 768px) { .custom-image-row figure { flex: 1 1 45%; max-width: 45%; } } @media (max-width: 480px) { .custom-image-row figure { flex: 1 1 100%; max-width: 100%; } }--></style><div class="custom-image-row"><figure><img src="/assets/images/richie-install-ahujpg-dark-mesh.jpg" alt="Installed in a furnace or air handler" border="0"><figcaption><span style="font-size: 12pt;">Installed<span> in a furnace or air handler</span></span></figcaption></figure><figure><img src="/assets/images/elissaingrill-300300.jpg" alt="Installed in a grill" border="0"><figcaption><span style="font-size: 12pt;">Installed in a grill</span></figcaption></figure><figure><img src="/assets/images/install-duct-300.jpg" alt="Installed in a duct" border="0"><figcaption><span style="font-size: 12pt;">Installed in a duct</span></figcaption><figcaption><br></figcaption></figure></div><div><br></div><div><br></div><div><h2 style="box-sizing: border-box; font-weight: 500; line-height: 1.1; margin-top: 20px; margin-bottom: 10px; font-size: 30px; background-color: rgb(255, 255, 255); text-align: center;">Compatible Filter Frames</h2></div><div class="custom-image-row"><figure><img src="/assets/images/frame_only_no_refill2.jpg" alt="Pad holding frame" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=122">Original Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/frame_only-Snap-Healthysmart.jpg" alt="Pleated air filter frame" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=147">Snap Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/Hingeframe_only-all-Healthsmar2t.jpg" alt="Air filter holding frame for pleated media" width="300pxpxpx" height="300pxpxpx" border="0"><figcaption><span style="font-size: 12pt;"><a href="product.asp?itemid=148">Hinge Filter Frame</a></span></figcaption></figure></div><div style="text-align: center;"><span style="font-size: 18pt;"><br></span></div><div style="text-align: left;"><div><img src="/assets/images/Replacemet-shedule.png" alt="Air filter replacement" border="0"></div><div><span class="OYPEnA font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none" style="font-kerning: normal;">Replacing the media every 60 days will reduce electrical consumption and extend the life of the equipment. </span></div><div><br></div></div><div style="text-align: center;"><br></div><div style="text-align: center;"><br></div></spanstyle="font-size:>        ]]></isc:description>
<isc:productid><![CDATA[Biosponge Plus | Refills (6) for HealthSmart filter ]]></isc:productid>
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<title><![CDATA[HealthSmart Filter System with (6) Biosponge Plus refills ]]></title>
<link>https://www.airsponge.biz/HealthSmart-Filter-System-with-6-Biosponge-Plus-refills-_p_13.html</link>
<pubDate>Wed, 7 Oct 2026 00:00:00 EST</pubDate>
<description><![CDATA[ <p><a href="https://www.airsponge.biz/HealthSmart-Filter-System-with-6-Biosponge-Plus-refills-_p_13.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/bioplus-frame-Healthsmart_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/HealthSmart-Filter-System-with-6-Biosponge-Plus-refills-_p_13.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $68.99 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=13&out=1" target="_new">Add to Cart</a>]</p><br clear=all> ]]></description>
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<content:encoded><![CDATA[<p><a href="https://www.airsponge.biz/HealthSmart-Filter-System-with-6-Biosponge-Plus-refills-_p_13.html?referrer=rss"><img src="https://www.airsponge.biz/assets/images/thumbnails/bioplus-frame-Healthsmart_thumbnail.jpg" align="right" border=0></a>Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a singl...<a href="https://www.airsponge.biz/HealthSmart-Filter-System-with-6-Biosponge-Plus-refills-_p_13.html?referrer=rss">[Read More]</a><br><b>Our Price:</b> $68.99 <font color="red"></font> [<a href="https://www.airsponge.biz/add_cart.asp?quick=1&item_id=13&out=1" target="_new">Add to Cart</a>]</p><br clear=all>]]></content:encoded>
<isc:description><![CDATA[<div style="text-align: center;"><img src="https://www.airsponge.biz/assets/images/air%20sponge/cutaway-sq8-17-725-new-mesh2.png" alt="" border="0px"></div><style><!--.custom-image-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 20px 0; } .custom-image-row figure { flex: 1 1 30%; max-width: 30%; text-align: center; margin: 0; } .custom-image-row img { width: 100%; height: auto; display: block; } .custom-image-row figcaption { margin-top: 8px; font-size: 1rem; color: #333; } @media (max-width: 768px) { .custom-image-row figure { flex: 1 1 45%; max-width: 45%; } } @media (max-width: 480px) { .custom-image-row figure { flex: 1 1 100%; max-width: 100%; } }--></style><style><!--.custom-image-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 20px 0; }.video-area { margin-top: 12px; } .video-area iframe { width: 100%; height: 200px; border: none; border-radius: 8px; } .custom-image-row figure { text-align: left; margin: 0; } /* 2-Column Layout */ .two-col figure { flex: 1 1 45%; max-width: 45%; } /* 4-Column Layout */ .four-col figure { flex: 1 1 22%; max-width: 22%; } .custom-image-row img { width: 100%; height: auto; display: block; } .custom-image-row figcaption { margin-top: 8px; font-size: 1.669rem; color: #333; } /* Responsive adjustments */ @media (max-width: 768px) { .two-col figure, .four-col figure { flex: 1 1 45%; max-width: 45%; } } @media (max-width: 480px) { .two-col figure, .four-col figure { flex: 1 1 100%; max-width: 100%; } }--></style><div><br></div><div><br></div><img src="/assets/images/BIOSPONGE-HEADER970.jpg" alt="" border="0"><br><div><span style="font-size: 14pt;"><br style="font-size: 14pt;"></span></div><div><span style="font-size: 14pt;">Antimicrobial treated; dry tackified polyester air filter media. It’s Aegis microbe shield not only eliminates the filter as a potential breeding ground for micro-organisms, when tested, they reduced airborne micro-organisms by up to 86.5% in a single pass through the ac filter!</span></div><div><span style="font-size: 14pt;"><br></span></div><div style="text-align: center;"><img src="/assets/images/BioSponge plus-aller.png" alt="Aegis treated air filters" border="0"></div><div><span style="font-size: 18.6667px;">BioSponge plus features a special dual density design to allow for a extended 60 day filter life and a 60% increase In efficiency over regular BioSponge media.</span></div><div><span style="font-size: 18.6667px;"><br></span></div><div><img alt="" border="0px"></div><div style="text-align: left;"><span style="text-align: -webkit-center; font-size: 18.6667px; font-weight: bold;"><div style="text-align: center;"><img src="/assets/images/AEGIS-600Magnified view (300X) of an ordinary clean polyestercotton filter media (8).jpg" alt="" border="0px"></div><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div style="text-align: left;"><span style="font-size: 18.6667px;">About </span><span style="font-size: 18.6667px;">AEGIS Microbe Shield</span></div></span><span style="text-align: -webkit-center; font-size: 18.6667px;"><div style="text-align: left;"><span style="font-size: 18.6667px;">Aegis technology stops the filter from becoming a place where mold, fungi, bacteria, and other airborne germs can grow. </span><span style="font-size: 18.6667px;">Imagine the surface of the air filter like it's covered in tiny, electrically charged swords. When germs touch this surface, the 'sword' breaks through their outer layer and the electrical charge zaps them. Because this process doesn't give anything away to the now-dead germs, the antimicrobial power stays strong. This means the 'sword' is always ready to take on the next germs that come along. <a href="infopage.asp?page=51&amp;extra=1">More About AEGIS.</a></span></div></span></div><div><img alt="" border="0px"></div><div style="text-align: center;"><img src="/assets/images/Airfol750-2.jpg" alt="Biosponge filter media" border="0"></div><div style="text-align: center;"><img alt="technical details" src="/assets/images/Tech_details.png" style="font-size: 12pt; letter-spacing: 0px;" align="middle" border="0"></div><spanstyle="font-size: 12pt;"="" style=""><div style=""><span style="font-size: 12pt; letter-spacing: 0px;"><table style="text-align: left; border-collapse: collapse; width: 100%; border: medium none;" border:="" medium="" none;"="" width="" align="left"><tbody><tr><td style="border: medium none;"><br><table style="border: 1px solid black; border-collapse: collapse; background-color: rgb(255, 255, 255);" width="" align="center"><tbody><tr><td style="vertical-align: top; letter-spacing: 0px; word-spacing: 0px; border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0); padding-left: 5px; text-align: left;" valign="top"><span style="letter-spacing: 0px; font-size: 12pt;">Filter Media Type </span></td><td style="vertical-align: top; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;" valign="top"><span style="font-weight: bold;">BioSponge Plus</span><br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title"></span>Size <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">Custom size x 1" thick<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Efficiency <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">93% Arrestance</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Air Flow</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">19 W.G. @ 300 FPM</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">MERV Rating <br></span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;">8+<br></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;"><span class="feat-title">Maintenance</span></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">60 Day refill life</span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">Antimicrobial<br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span style=""><span style="font-size: 10pt; "><a href="infopage.asp?page=51&amp;extra=1">Aegis germ-fighting technology</a></span></span></td></tr><tr><td style="border: 1px solid black; background-color: rgb(220, 220, 220); letter-spacing: 0px; word-spacing: 0px; padding-left: 5px;">In the Box <br></td><td style="border: 1px solid black; padding-left: 5px; letter-spacing: 0px; word-spacing: 0px;"><span class="feat-name">(1) permanent frame, (6) Replacement filters and quick start guide<br></span></td></tr></tbody></table><br><table style="font-size: 12pt; letter-spacing: 0px; word-spacing: 0px; border-collapse: collapse; width: 100%; border: none;" width="" align=""></table><div style="text-align: center;"><a href="https://www.airsponge.biz/assets/images/pdfs/HealthSmart%20user%20manual%20original%202025.pdf" target="_blank" style="box-sizing: border-box; background-color: rgb(255, 255, 255); color: rgb(35, 82, 124); cursor: pointer; box-shadow: rgba(0, 0, 0, 0.075) 0px 1px 1px inset, rgba(102, 175, 233, 0.6) 0px 0px 8px; outline: -webkit-focus-ring-color auto 5px; outline-offset: -2px; font-family: Quicksand, sans-serif; font-size: 18.6667px;">User Manual PDF</a></div></td></tr></tbody><tbody><tr><td style="border: 0px solid rgb(0, 0, 0);"><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><div><span style="font-size: 18.6667px;"><br></span></div></td></tr></tbody></table></span></div><br><br><div class="image-gallery"><div class="image-container" style="text-align: center;"><div style="box-sizing: border-box;"><span style="box-sizing: border-box; font-size: 18pt;">Filter Installation Direction</span></div></div></div><div class="custom-image-row"><figure><img src="/assets/images/richie-install-ahujpg-dark-mesh.jpg" alt="Installed in a furnace or air handler" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;">Installed<span> in a furnace or air handler</span></span></figcaption></figure><figure><img src="/assets/images/elissaingrill-300300.jpg" alt="Installed in a grill" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;">Installed in a grill</span></figcaption></figure><figure><img src="/assets/images/install-duct-300.jpg" alt="Installed in a duct" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;">Installed in a duct</span></figcaption><figcaption><br></figcaption></figure></div><div><br></div><div><h2 style="box-sizing: border-box; font-weight: 500; line-height: 1.1; margin-top: 20px; margin-bottom: 10px; font-size: 30px; background-color: rgb(255, 255, 255); text-align: center;">Compatible Filter Frames</h2></div><div class="custom-image-row"><figure><img src="/assets/images/frame_only_no_refill2.jpg" alt="Pad holding frame" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;"><a href="product.asp?itemid=122">Original Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/frame_only-Snap-Healthysmart.jpg" alt="Pleated air filter frame" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;"><a href="product.asp?itemid=147">Snap Filter Frame</a></span></figcaption></figure><figure><img src="/assets/images/Hingeframe_only-all-Healthsmar2t.jpg" alt="Air filter holding frame for pleated media" width="300px" height="300px" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt;"><a href="product.asp?itemid=148">Hinge Filter Frame</a></span></figcaption></figure></div><div style="text-align: center;"><span style="font-size: 18pt;"><br></span></div><div style="text-align: left;"><img src="/assets/images/Leakguard-left2.png" alt="" border="0px"></div><div style="text-align: left;"><span style="font-size: 18pt;"><span style="font-weight: bold; color: rgb(30, 144, 255);">What good is a filter if everything goes around it?</span></span></div><div style="font-size: 14pt; text-align: left;"><span style="font-size: 14pt;">To ensure that all the air and pollutants go through your air filter and not around it, HealthSmart Filters feature a patented Leak-Guard Seal. When your air conditioner or furnace turns on, the difference in pressure causes an airtight seal. No bypass means you're filtering 100% of the air. That means the harmful particles get trapped in the air filter, rather than in the lungs of your customers.</span></div><div style="text-align: left;"><span style="font-size: 18.6667px;"><br></span></div><br><br><div class="custom-image-row two-col"><figure><img src="/assets/images/Rubber400x400-2.jpg" alt="Leak proof ac filters" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt; font-weight: bold;"><span style="color: rgb(30, 144, 255);">Rubber:</span> Recommended for filters that are placed in grills</span></figcaption></figure><figure><img src="/assets/images/Brush400x400-2.jpg" alt="Leak proof furnace filters" border="0"><figcaption style="text-align: center;"><span style="font-size: 12pt; font-weight: bold;"><span style="color: rgb(30, 144, 255);">Brush:</span> Recommended for filters that slide in tracks.</span></figcaption></figure></div><br><br><br><br><div style="text-align: center;"><img src="/assets/images/Odor-option-2.png" alt="" border="0px"></div><h2 style="box-sizing: border-box; font-weight: 500; line-height: 1.1; margin-top: 20px; margin-bottom: 10px; font-size: 30px; background-color: rgb(255, 255, 255); text-align: center;"></h2><div class="custom-image-row two-col" style="color: rgb(51, 51, 51); "><figure><img src="/assets/images/activated_carbon-.jpg" alt="Activated Carbon Air Filter" border="0"><span style="font-weight: bold; color: rgb(0, 0, 0); font-size: 14pt;"><div style="text-align: left;"><span style="font-size: 14pt;">How do Activated Carbon filters remove odors?</span></div></span><figcaption style="text-align: left;">Activated Carbon filters have the ability to capture gas molecules and hold them. The Activated Carbon filter surface is made up of millions of tiny pores, the gas and odors fall into these pores and are trapped there until the air filter is disposed.Carbon filter has a flattened surface area of a football field!</figcaption></figure><figure><img src="/assets/images/zeolitejpg-airsponge-logo.jpg" alt="Zeolite air filters" border="0"><span style="font-weight: bold; text-align: left; font-size: 14pt;"><div style="text-align: left;"><span style="font-size: 14pt;">How do Zeolite air filters remove odors?</span></div></span><figcaption style="text-align: left;">A three dimensional, micro-porous natural earth mineral, thermally bonded to polyester. Zeolite has the ability to remove Volatile Organic Compounds (V.O.C.) and gases. They are trapped in the void porous cavities in the filter. It is especially useful in removing Ammonia and ammonium compound odors such as pet odors and urine odors.</figcaption></figure></div><div><br></div><div><br></div><div><br><div><img src="/assets/images/Replacemet-shedule.png" alt="Air filter replacement" border="0"></div><div>Replacing the media every 60 days will reduce electrical consumption and extend the life of the equipment. </div><div><br></div></div><div style="text-align: center;"><br></div><div style="text-align: center;"><br></div></spanstyle="font-size:>     ]]></isc:description>
<isc:productid><![CDATA[HealthSmart Filter System with (6) Biosponge Plus refills ]]></isc:productid>
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