Why Is My Return Air Vent So Dirty?

Your return vent is where your AC pulls air back into the system. Everything floating in the room passes through it first, so it gets dirty before any other vent in the house. What Collects There Dust, pet hair, lint and fibers from carpet and furniture. In Florida...

Why Is Dust Blowing Out of My AC Vents?

The short answer: dust blowing out of your vents usually means dust has built up inside the ducts, the return side is pulling in dirty air, or the filter is not sealing. The vent is where you see it. The source is further back. Check These First Is the filter the...