36" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Color_Black + Product Description Upgrade your

+ Product Description Upgrade your HVAC system with our 8" Round Air Vent Supply Grille

9% Pure Copper meeting ASTM B280 standards

+ Product Details Size – 10" x 20" or 20" x 10" is the size for the duct opening measurement only

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actual front end outer dimensions are approximately 25

36" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Color_Black + Product Description Upgrade your+ Product Details Size 36"w X 24"h is the size for the duct opening measurement only, [Outer Dimensions: 38. 5"w X 26. 5"h] Actual Filter Size 35 3 4"w x 23 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,