16"W X 16"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 17.875"H] Aluminum /* was 8px */ }

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+ Product Details Size - 22"w X 26"h is the size for the duct opening measurement only

7/8" Insulated Copper Coil Line - Seamless Pipe Tube for HVAC

+ Product Details Size – 12"w X 12"h

3/8" - 4223 PSI

16"W X 16"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 17.875"W X 17.875"H] Aluminum /* was 8px */ }+ Product Details Size 16"w X 16"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17. 875" width X 17. 875" height. High Quality High quality aluminum with counter sunk screw holes (screws included) and no sharp edges. Design Unrestricted airflow For Your HVAC system noise free components no vibrating louvers etc. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was