30" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES 18" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 38 5/8" width X 26 5/8" height -

+ Product Description Upgrade your HVAC system with our 5" Round Air Vent Supply Grille

Plain Ends - Gives you the freedom to cut and flare at your own project needs

R value rating of insulation - R3

the actual front end outer dimensions are 10" in diameter

30" X 14" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES 18" Round Duct Pipe actual front end outer dimensions+ Product Details Size 30"w X 14"h is the size for the duct opening measurement only, [Outer Dimensions: 32. 5"w X 16. 5"h] Actual Filter Size 29 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,