14" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES w36h36 designed for both sidewall and

designed for both sidewall and ceiling installations

75" width X 21

+ Product Details Size – 30"w X 14"h is the size for the duct opening measurement only

width: 100%

angle them down for effective warmth distribution

14" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES w36h36 designed for both sidewall and+ Product Details Size 14"w X 14"h is the size for the duct opening measurement only, [Outer Dimensions: 16. 5"w X 16. 5"h] Actual Filter Size 13 3 4"w x 13 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,