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Unpack. Slide in. Close the door. Done.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE\u003c\/strong\u003e We stand behind the performance of our air filters with our 10-year Clean-Coil Commitment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP COMPATIBLE –\u003c\/strong\u003e Unlock the full potential of your AprilAire Whole-House Air Purifier with the AprilAire Healthy Air App!\u003cul\u003e\n\u003cli\u003eDownload today to receive reminders when it's time to replace your air filter.\u003c\/li\u003e\n\u003cli\u003ePlus, dive into educational content to learn more about maintaining Indoor Air Quality in your home and contact your local Healthy Air Professional with ease.\u003c\/li\u003e\n\u003cli\u003eYou can also access information on outdoor air quality in your area. \u003c\/li\u003e\n\u003cli\u003eWhen it's time for a new air filter, you can easily order replacements right through the app. \u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e*Contaminants removed based on air passing through the filtering system.\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":51795464487282,"sku":"213CBN","price":122.99,"currency_code":"USD","in_stock":true},{"title":"2-pack","offer_id":61818853982578,"sku":"213C02","price":225.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-213cbn-air-filter-1-pack-web-ready-hero-photo-2026-05-11.jpg?v=1778499723"},{"product_id":"aprilaire-413cbn-odor-reduction-filter-replacement-for-whole-home-air-purifiers-merv-13-with-activated-carbon-removes-odors-from-pets-and-cooking-filters-vocs-and-particulates","title":"AprilAire 413CBN MERV 13+ Carbon Air Filter","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e This genuine replacement air filter was designed and manufactured in the USA by AprilAire – the leader in indoor air quality solutions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eREDUCES ODORS\u003c\/strong\u003e from pets and cooking, and VOCs passing through the activated carbon filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCREATE A HEALTHIER HOME\u003c\/strong\u003e by preventing airborne allergens from circulating through the air in your home by trapping common airborne allergens as they pass through the filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBETTER PERFORMANCE\u003c\/strong\u003e thanks to the patented AprilAire Self-Seal Technology which minimizes the amount of air bypassing the filter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEASY AS 1-2-3 TO INSTALL\u003c\/strong\u003e in the unique AprilAire Interlock Rail System. Unpack. Slide in. Close the door. 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Unpack. Slide in. Close the door. 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To maintain peak performance, always choose certified AprilAire Replacement Filters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMERV 13 FILTRATION\u003c\/strong\u003e – REMOVES UP TO 97% of common allergens and 92% of viruses* *Virus performance results based on controlled testing in accordance with ASHRAE 52.2 test standard using the MS-2 virus\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eADVANCED PURIFICATION\u003c\/strong\u003e – Removes 15% more harmful particles compared to minimum MERV 13 requirement* *Harmful particles defined as 0.30 to 1.0μm. Testing was verified by 3rd party lab. All results follow ASHRAE 52.2 2017 Testing Method.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENCY\u003c\/strong\u003e – Lasts up to 2X longer* for fewer replacements and less strain on your HVAC system, saving you money *Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. MERV 11 and 13 Filters only.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – Easy maintenance with 12-month filter life. Change the filter annually to maintain peak performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, the leader in Indoor Air Quality solutions for the home since 1954\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. 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Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e – No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all compatible AprilAire 4\" whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year whole-home air purifier warranty plus our 10-year Clean-Coil Commitment, which includes $100 toward professional coil cleaning.^^\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. 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Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181011554674,"sku":"UK913","price":62.99,"currency_code":"USD","in_stock":true},{"title":"2-pack","offer_id":62181011587442,"sku":"UK913 02","price":121.98,"currency_code":"USD","in_stock":true},{"title":"4-pack","offer_id":62181011620210,"sku":"UK913 04","price":251.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk913-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-17.jpg?v=1789664255"},{"product_id":"aprilaire-uk213-upgrade-kit","title":"AprilAire UK213 (Replaces 213) MERV 13 TriPure Filter + Upgrade Rails","description":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/JaWO6SIVhWI?si=L2LnCZSfPE9dkl2B\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch step-by-step installation instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT REPLACEMENT FOR APRILAIRE 213 FILTER\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e – No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all AprilAire 4\" and upgraded 6\"* whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands**.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands**.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. 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The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*If the AprilAire or Space-Gard 6\" cabinet has not yet been upgraded to a 4\" filter, choose Model U1213\/U1413 (includes both upgrade rails needed to convert the cabinet). If the cabinet has already been upgraded using the 1213\/1413 Upgrade Kit, choose Model UK211. This replacement option is designed for cabinets that have already been converted to the 4\" filter.\n**Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181011652978,"sku":"UK213","price":64.99,"currency_code":"USD","in_stock":false},{"title":"2-pack","offer_id":62181011685746,"sku":"UK213 02","price":125.99,"currency_code":"USD","in_stock":true},{"title":"4-pack","offer_id":62181011718514,"sku":"UK213 04","price":221.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk213-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-28.jpg?v=1790608789"},{"product_id":"aprilaire-uk313-upgrade-kit","title":"AprilAire UK313 (Replaces 313) MERV 13 TriPure Filter + Upgrade Rails","description":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/JaWO6SIVhWI?si=L2LnCZSfPE9dkl2B\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch step-by-step installation instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT REPLACEMENT FOR APRILAIRE 313 FILTER\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e –  No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all compatible AprilAire 4\" whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year media air cleaner warranty plus our 10-year Clean-Coil Commitment, which includes $100 toward professional coil cleaning.^^\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181011915122,"sku":"UK313","price":64.99,"currency_code":"USD","in_stock":true},{"title":"2-pack","offer_id":62181011947890,"sku":"UK313 02","price":125.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk313-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-17.jpg?v=1789664255"},{"product_id":"aprilaire-uk413-upgrade-kit","title":"AprilAire UK413 (Replaces 413) MERV 13 TriPure Filter + Upgrade Rails","description":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/JaWO6SIVhWI?si=L2LnCZSfPE9dkl2B\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch step-by-step installation instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT REPLACEMENT FOR APRILAIRE 413 FILTER\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e – No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all compatible AprilAire 4\" and upgraded 6\"* whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands**.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands**.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year whole-home air purifier warranty plus our 10-year Clean-Coil Commitment, which includes $100 toward professional coil cleaning.^^\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*If the AprilAire or Space-Gard 6\" cabinet has not yet been upgraded to a 4\" filter, choose Model U1413 (includes both upgrade rails needed to convert the cabinet). If the cabinet has already been upgraded using the 1413 Upgrade Kit, choose Model UK413. This replacement option is designed for cabinets that have already been converted to the 4\" filter.\u003cbr\u003e**Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181011980658,"sku":"UK413","price":64.99,"currency_code":"USD","in_stock":false},{"title":"2-pack","offer_id":62181012013426,"sku":"UK413 02","price":125.99,"currency_code":"USD","in_stock":true},{"title":"4-pack","offer_id":62181012046194,"sku":"UK413 04","price":221.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk413-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-28.jpg?v=1790609211"},{"product_id":"aprilaire-uk113-upgrade-kit","title":"AprilAire UK113 (Replaces 113) MERV 13 TriPure Filter + Upgrade Rails","description":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/JaWO6SIVhWI?si=L2LnCZSfPE9dkl2B\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch step-by-step installation instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT REPLACEMENT FOR APRILAIRE 113 FILTER\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e –  No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all compatible AprilAire 4\" whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year whole-home air purifier warranty plus our 10-year Clean-Coil Commitment, which includes $100 toward professional coil cleaning.^^\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181012177266,"sku":"UK113","price":54.99,"currency_code":"USD","in_stock":true},{"title":"2-pack","offer_id":62181012210034,"sku":"UK113 02","price":105.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk113-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-17.jpg?v=1789664255"},{"product_id":"aprilaire-uk513-upgrade-kit","title":"AprilAire UK513 (Replaces 513) MERV 13 TriPure Filter + Upgrade Rails","description":"\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/youtu.be\/JaWO6SIVhWI?si=L2LnCZSfPE9dkl2B\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eWatch step-by-step installation instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT REPLACEMENT FOR APRILAIRE 513 FILTER\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eONE-TIME UPGRADE AND EASIER FILTER CHANGES\u003c\/strong\u003e – No tools needed. The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together .\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKEEP YOUR EXISTING CABINET AND UPGRADE PERFORMANCE\u003c\/strong\u003e – Designed to fit all compatible AprilAire 4\" whole-house air purifier cabinets\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year whole-home air purifier warranty plus our 10-year Clean-Coil Commitment, which includes $100 toward professional coil cleaning.^^\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. Comparative results based on published values and may vary depending on system conditions and application.\u003cbr\u003e+Virus performance results based on controlled testing accordance with ASHRAE 52.2 test standard using the MS-2 virus.\u003cbr\u003e^^Applies to new HVAC system units with an AprilAire Media Air Cleaner installed no more than 6 months after HVAC system installation. Unit must be properly maintained with air filters being changed according to recommended service schedule.\u003c\/small\u003e\u003c\/p\u003e","brand":"AprilAire","offers":[{"title":"1-pack","offer_id":62181012341106,"sku":"UK513","price":83.99,"currency_code":"USD","in_stock":true},{"title":"2-pack","offer_id":62181012373874,"sku":"UK513 02","price":157.99,"currency_code":"USD","in_stock":true},{"title":"4-pack","offer_id":62181012406642,"sku":"UK513 04","price":277.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1981\/9575\/files\/aprilaire-uk513-air-purifier-upgrade-kit-web-ready-hero-photo-2026-09-17.jpg?v=1789664255"},{"product_id":"aprilaire-u1213-upgrade-kit","title":"AprilAire U1213 MERV 13 TriPure Filter + Upgrade Rails for AprilAire\/Space-Gard 2120, 2200","description":"\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEXCLUSIVE UPGRADE FOR APRILAIRE 201 FILTER \u0026amp; INNER HOUSING\u003c\/strong\u003e – Revolutionary new 3\" MERV 13 Air Filter featuring TriPure™ Technology plus free, one-time upgrade rails to upgrade performance with ease. Built for a perfect fit with your existing air purifier cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBRAND-NEW AIR PURIFIER PERFORMANCE AND EASIER FILTER CHANGES\u003c\/strong\u003e – The upgrade rails slide smoothly into place, and the easy-glide system makes it simple to change the filter every time. Plus, the compatible upgrade rail and filter come conveniently packaged together and all at a fraction of the cost of a new unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLIFETIME IMPROVEMENT\u003c\/strong\u003e – This one-time cabinet upgrade is good for the life of the air purifier. Works with AprilAire\/Space-Gard 2120, 2200 Air Purifier models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMEET NEW TRIPURE™ TECHNOLOGY WITH INDUSTRY-LEADING PERFORMANCE AND LIFE\u003c\/strong\u003e – Advanced purification, energy efficient, and long filter life. TriPure™ Technology delivers cleaner air through advanced filtration, greater energy efficiency, and long-lasting protection that keeps your home healthy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSURPASSES INDUSTRY REQUIREMENTS FOR MERV 13\u003c\/strong\u003e – Removes up to 95% of household dust, mold, allergens, and 92% of viruses.+ Keeps your air cleaner by removing more pollen, household dust, and lint than leading brands and helps reduce your exposure to pollutants linked to higher rates of heart disease, stroke, and other serious health risks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eENERGY EFFICIENT\u003c\/strong\u003e – Designed for less resistance and more energy efficiency. Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. The American Lung Association does not endorse any product, device, or service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWORRY-FREE WARRANTY\u003c\/strong\u003e – Backed by a 5-year warranty (upgrade rails only)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHEALTHY AIR APP\u003c\/strong\u003e – Download the Healthy Air App (App Store or Google Play compatible) to schedule reminders for filter replacements and learn more about maintaining Indoor Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSUPPORTING YOUR APRILAIRE HEALTHY AIR SYSTEM®\u003c\/strong\u003e – Superior air filtration (part of the AprilAire Healthy Air System) is essential to maintaining a Healthy Home environment. 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Delivers up to 30% lower airflow resistance than leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLONG FILTER LIFE\u003c\/strong\u003e – One filter lasts up to 12 months and up to 2X longer than other leading brands*.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePROUD PARTNER OF AMERICAN LUNG ASSOCIATION\u003c\/strong\u003e in support of its mission to save lives by improving lung health and preventing lung disease. 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The AprilAire Healthy Air System® (additional components sold separately) combines fresh air ventilation, air filtration, humidity control, radon control, zoning and IAQ control, and UVC sanitization to address all aspects of Indoor Air Quality in the home.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBUY WITH CONFIDENCE\u003c\/strong\u003e – Don’t compromise on performance. Genuine AprilAire Air Filters are designed and made in the USA by AprilAire, a leader in Indoor Air Quality solutions for the home since 1954.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003csmall\u003e*Performance results based on controlled testing in accordance with ASHRAE 52.2 2017 test procedure. 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