24" X 48" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Return Grille Installing the plaster frame is

Installing the plaster frame is effortless – secure it into your sheetrock

+ Product Details Perfect Fit & Easy Sizing - Designed for a 30" x 22" OR 22" x 30" duct opening (measured at the opening)

providing unparalleled strength and reliability

For 10" Round Duct Opening - Spiral or Flex

24" X 48" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Return Grille Installing the plaster frame is+ Product Details Size 24"w X 48"h is the size for the duct opening measurement only, [Outer Dimensions: 26. 5"w X 50. 5"h] Actual Filter Size 23 3 4"w x 47 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,