8" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES sidewall R value rating of insulation

R value rating of insulation - R3

no questions asked

order a 14x20

order a 20x14

while the ingenious dial-controlled damper empowers you to effortlessly regulate airflow using your foot

8" X 8" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES sidewall R value rating of insulation+ Product Details Size 8"w X 8"h is the size for the duct opening measurement only, [Outer Dimensions: 10. 5"w X 10. 5"h] Actual Filter Size 7 3 4"w x 7 3 4" x 1" High Quality High quality rust free, strong aluminum construction with smooth finished edges for easy and safe use; Filter grille features a user friendly plastic latch that requires no screwdriver for opening. Installation Location Sidewall and ceiling. Design Heavier gauge than needed,