14x30x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 29.75) - 3 Pack 8 Feet Long + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 18"w X 34"h is the size for the duct opening measurement only

+ Product Details Size – Duct end cap is 30" X 10" | 26-gauge galvanized steel end cap

ventilating and cooling

Actual Filter Size – 21 3/4"w x 19 3/4" x 1"

+ Product Details Size – 26"w X 24"h is the size for the duct opening measurement only

14x30x1 MERV 2 Non Pleated Air Filter Replacement Filters (Actual Size 13.75 x 29.75) 3 Pack 8 Feet Long + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 18"w X 34"h is the size for the duct opening measurement only + Product Details Size – Duct end cap is 30" X 10" 26 gauge galvanized steel end cap