FilterLOCK Furnace and Air Conditioning Filter Seal

FilterLOCK for Furnace Filters- Air Filter Replacement Seal furnace filter slot Learn why an open furnace filter slot is detrimental to the health of your HVAC system and your family, and how to easily fix it 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

eyecon slot sites 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