Stick-on Collar Duct with Damper | Galvanized Steel Metal Collar Duct with Damper 30 Gauge | 10" Stick on Collar w/Damper is Compatible with Duct 10" 12" Diameter + Product Details Size & 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size & Compatibility – The galvanized sheet metal oval stack head is compatible with Duct 7"

+ Product Details Size - 32"w X 36"h is the size for the duct opening measurement only

Tough reinforced metallized polyester jacket - tear and puncture resistant

75" width X 35

For 10" duct opening

Stick on Collar Duct with Damper Galvanized Steel Metal Collar Duct with Damper 30 Gauge 10" Stick on Collar w Damper is Compatible with Duct 10" 12" Diameter + Product Details Size & 4 X 12 Is CRFG2028 Width_14in + Product Details Size & Compatibility – The galvanized sheet metal oval stack head is compatible with Duct 7" + Product Details Size 32"w X 36"h is the size for the duct opening measurement only