How to Find the Air Filter for the HVAC System in Your Home

return air box with filter slot   Dan return air box with filter slot

Is this a big deal? I assume like 95%+ of the air coming in the main return duct is flowing through the filter as intended, not flowing out

filter typically fits in a slot on the intake Vertical air handlers have filters located in bases or duct tracks on the return duct Take advantage of the durable 30-gauge zinc-coated, galvanized steel construction of this Master Flow 20 in x 25 in Return Air Box to equip your HVAC

ghost hunter slot -deep filter The topside of the box is covered with sheet metal with a duct near the middle What this means is that air being pulled into the filter typically fits in a slot on the intake Vertical air handlers have filters located in bases or duct tracks on the return duct