Upgrade Furnace Filter Size 16x25x1 to 16x25x4

Upgrade Furnace Filter Size 16x25x1 to 16x25x4 furnace filter slot An HVAC professional can retrofit such a filter to your current ductwork if you don't already have a slot that can hold a 4-inch filter 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

furnace filter slot cover filter in your system, you will have to measure the grill opening or the filter slot of your furnaceair handler If you have any questions, or concerns

play chilli heat slot It was 8 14 x25 so when installed in the slot it left room for only a 20 x 25 filter With the drip pan removed there is now space for a 25 x Patented two-piece system designed for use with 1-inch air filters; Eliminates air leakage at the filter slotdoor to improve indoor air quality