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FilterLock® is a patented two-piece system designed for use with 1-inch air filters. It eliminates air leakage at the filter slot/door to improve indoor air quality and reduce energy consumption. Features: Cover furnace filter slot/door Block allergens and other contaminants from entering home including deadly gases like carbon monoxide and radon Improve indoor air quality Reduce energy consumption Magnetically attaches to the duct work Two-piece design works with any 1” filter up to 25” long Universal one size fits all Indefinitely reusable Easy to install What You Get: Two (2) magnetic pieces per package Additional Information: Product Dimensions: 25 x 4.8 x 0.1 inches, 2.08 ounces [TABS] Reviews [/TABS]
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🇺🇸 Ship from USA · On Agora since 2025
$12.99