48" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w12h12 padding: 20px

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+ Product Details Size - 28"w X 34"h is the size for the duct opening measurement only

12" x 4" Floor Register HVAC Air Supply Grille - Heavy Duty Rigid Built - Plastic Never Rust Vent Duct Cover

Its linear bar design maximizes ventilation

is fireproof and ensures efficient thermal performance

48" X 24" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES w12h12 padding: 20px+ Product Details Size 48"w X 24"h is the size for the duct opening measurement only, [Outer Dimensions: 50. 5"w X 26. 5"h] Actual Filter Size 47 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,