16" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Red Oak Wood Actual Filter Size – 31

Actual Filter Size – 31 3/4"w x 31 3/4" x 1"

+ Product Description Maximize your home’s airflow with this premium Air Supply Grille air supply grille

or just adding updated elements to your current home

+ Product Details Size – 26"w X 16"h is the size for the duct opening measurement only

Experience enhanced indoor comfort with our 8" Radial Damper

16" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Red Oak Wood Actual Filter Size – 31+ Product Details Size 16"w X 20"h is the size for the duct opening measurement only, [Outer Dimensions: 18. 5"w X 22. 5"h] Actual Filter Size 15 3 4"w x 19 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,