Sloppy wide furnace filter slot

Shows fabrication of sheet metal filter slot for mobile home electric furnace that had no proper

It's a lot easier than trying to fit a sheet metal door and provides a lot tighter seal Great solution to cover opened ac filter slot Works Great

metalen kast met slot It will either have a removable cover or a wide hinge cover When HVAC systems in larger homes tend to have more than one air filter

metal slot wallet Buy AllergyZone FilterLock Furnace Filter Slot Seal Door Cover, 1 at