AllergyZone FilterLock Furnace Filter Slot Seal

website furnace filter slot Home HVAC Filters & Accessories Price $ $ Product type Furnace Filter ; Furnace Slot Seal Filter Close menu Price $ $ furnace filter slot cover Sizes are listed as nominal size first, actual assembled dimensions second Does your furnace take a 2, 4 or 5 filter slot? Ask us about adaptor use, email

furnace filter slot Patented two-piece system designed for use with 1-inch air filters; Eliminates air leakage at the filter slotdoor to improve indoor air quality  We're All About Sealing Up Ductwork In the video above we explain a very easy simple tip to seal the space around your furnace filter slot   If you have a 2” or a 4” filter slot, using a filter with a higher Merv rating will be less of a concern, as the higher surface area of a thicker filter causes

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