5 Pack 12" Round x 24" long - Total 10 Feet of pipe - Round Duct Sheet Metal Pipe - 26 Gauge Galvanized - Crimped End Connection [5 pcs 2'] 7" Round Duct Pipe + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

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

+ Product Details Size - 32"w X 10"h is the size for the duct opening measurement only

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+ Product Details Size – 8"w X 12"h is the size for the duct opening measurement only

R Value Rating of Insulation - R3

5 Pack 12" Round x 24" long Total 10 Feet of pipe Round Duct Sheet Metal Pipe 26 Gauge Galvanized Crimped End Connection [5 pcs 2'] 7" Round Duct Pipe + Product Details Size – Compatible With Duct 7in Applications This sheet metal DDAG A 1212 + Product Details Size – 28"w X 28"h is the size for the duct opening measurement only + Product Details Size 32"w X 10"h is the size for the duct opening measurement only