Furnace Filter Magnetic Slot Seals

filter slotdoor on your heating and air conditioning system FilterLock® works with any 1 air filter Eliminating air leakage at the filter slot

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

furnace filter slot cover one with at least a Minimum Efficiency Reporting Value 13 rating, or as high a rating as your system fan & filter slot can accommodate

ігри slot city Magnetically attaches to ductwork to cover furnace filter slot door Two-piece design works with any 1-inch furnace filter up to 25 inches long Universal one-