20" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES return grille featuring a 3/8 inch space

featuring a 3/8 inch space between louvers

+ Product Description Introducing our 12" x 12" Floor Grille - a reliable and durable air grill designed for exceptional performance and built to last

All year round solution - Get the hot air out during the Summer Months

Hinges on the top and bottom

finished in sleek chrome

20" X 12" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES return grille featuring a 3/8 inch space+ Product Details Size 20"w X 12"h is the size for the duct opening measurement only, [Outer Dimensions: 22. 5"w X 14. 5"h] Actual Filter Size 19 3 4"w x 11 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,