20" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Red Oak + Product Details Size –

+ Product Details Size – 16"w X 34"h is the size for the duct opening measurement only

the actual front end outer dimensions are 6" in diameter

+ Product Details Size - 24"w X 36"h is the size for the duct opening measurement only

prime the pump according to the manual instructions to remove any air trapped in the system

Actual Filter Size – 19 3/4"w x 27 3/4" x 1"

20" X 6" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Color_Red Oak + Product Details Size –+ Product Details Size 20"w X 6"h is the size for the duct opening measurement only, [Outer Dimensions: 22. 5"w X 8. 5"h] Actual Filter Size 19 3 4"w x 5 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,