Why Does The Furnace NOT Come With A Filter Slot Cover?

furnace filter slot cover   Dan furnace filter slot

I think I'll make a similar cover for my furnace filter slot I see the potential for better return air flow upstairs by restricting leakage

Furnace filter slot cover that is an easy fix to HVAC air leaks Here's the link to AllergyZone Why does the furnace not come with a filter slot cover? We recently got a question asking us

come vincere alle slot machine da bar 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  : FilterLock seals one inch furnace and AC filter slots to improve indoor air quality and reduce utility bills Cover for furnace filter Cover for filter slot