20" X 16" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Insulated Flexible Ducts R-6.0 + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 12" x 32" or 32" x 12" duct opening (measured at the opening)

HVAC systems

+ How To Measure Access Panel Overall Size:

+ Product Details Size & Compatibility – The size of sheet metal pipe is 5" round x 25' long

Simply press until you hear that satisfying click

20" X 16" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIRFLOW - LINEAR BAR GRILLES Insulated Flexible Ducts R-6.0 + Product Details Perfect Fit+ Product Details Size 20"w X 16"h is the size for the duct opening measurement only, [Outer Dimensions: 22. 5"w X 18. 5"h] Actual Filter Size 19 3 4"w x 15 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,