25" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER - EASY AIR FLOW - LINEAR BAR GRILLES Compatible With Duct 4in heavy-duty weatherproof molded bottom fully 4 X 12 Is CRFG2028 Width_14in

heavy-duty weatherproof molded bottom fully protects your tools from any rust or damage

+ Product Details Size – 12"w X 4"h or 4"w X 10"h is the size for the duct opening measurement only

5” flexible joint is used to cover the parts of your HVAC line set that is placed at odd angles and hard-to-reach spaces

actual front end outer dimensions are approximately 22 5/8" width X 14 5/8" height

lubricate the pump’s moving parts as per the manufacturer’s recommendations

25" X 20" ALUMINUM RETURN FILTER GRILLE FOR 1" FILTER EASY AIR FLOW LINEAR BAR GRILLES Compatible With Duct 4in heavy duty weatherproof molded bottom fully 4 X 12 Is CRFG2028 Width_14in heavy duty weatherproof molded bottom fully protects your tools from any rust or damage + Product Details Size – 12"w X 4"h or 4"w X 10"h is the size for the duct opening measurement only