HVAC Premium Stick-on Collar Duct with Damper | Galvanized Steel Metal Collar Duct with Damper 30 Gauge | 16" Stick on Collar w/Damper is Compatible with Duct 16" Height_18in + Product Details Size – 4 X 12 Is CRFG2028 Width_14in

+ Product Details Size – 32"w X 8"h is the size for the duct opening measurement only

+ Product Details Perfect Fit & Easy Sizing - Designed for a 6" x 6" duct opening (measured at the opening)

Design – rigid gauge built for durability and long life in mind

Horizontal blades in the front

Box or Other Attachments Needed

HVAC Premium Stick on Collar Duct with Damper Galvanized Steel Metal Collar Duct with Damper 30 Gauge 16" Stick on Collar w Damper is Compatible with Duct 16" Height_18in + Product Details Size – 4 X 12 Is CRFG2028 Width_14in + Product Details Size – 32"w X 8"h is the size for the duct opening measurement only + Product Details Perfect Fit & Easy Sizing Designed for a 6" x 6" duct opening (measured at the opening)