This is a Custom Sheet Metal return air filter rack plenum for filter 10"x10"x1". Made in America by hand from American made 26 Gauge Steel Galvanized Sheet Metal . There is a 3/4" hem flange on one 10"x10" end Outside the plenum (around the flange) has dimensions 11-3/4 x 11-3/4" and height 5-1/8", and the other side is fitted with an end cap with a 6" diameter collars . Actual overall dimensions flange side for this rack 11-3/4" x 11-3/4" . From top to bottom the plenum is 5-1/8" long and the collars measures 4" in length. There is a sliding door on the 10" side for filter access. The door can slide from ether side allowing for easy access. Filter for this plenum is 10 x 10 x 1". Filter is not included.
CUSTOM NO RETURN