I was changing furnace filter The old one was stuck and

website furnace filter slot there is a product called filter lock furnace filter slot cover Protect Your Health and Home: FilterLock seals one inch furnace and AC filter slots to improve indoor air quality and reduce utility bills

furnace filter slot Image: Cat Meme About Air Filters Likewise, an air filter that's too small for the slot will leave air gaps that bring contaminants in and let  Reduce energy consumption & prevent harmful airborne pollutants from entering your home with FilterLock by AllergyZone Works with most 1 furnace filters   Home HVAC Filters & Accessories Price $ $ Product type Furnace Filter ; Furnace Slot Seal Filter Close menu Price $ $

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