Stick-on Collar Duct with Damper | Galvanized Steel Metal Collar Duct with Damper 30 Gauge | 9" Stick on Collar w/Damper is Compatible with Duct 9" Compatible With Duct 6in Enjoy an air-tight enclosure with Compatible with Duct 4" Product Details Size 32 LO246

Enjoy an air-tight enclosure with sealing strips between the inner and outer frame

+ Product Details Perfect Fit & Easy Sizing - Designed for a 14" x 16" OR 16" X 14" duct opening (measured at the opening)

commercial

+ Product Details Size – 18"w X 36"h is the size for the duct opening measurement only

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Stick on Collar Duct with Damper Galvanized Steel Metal Collar Duct with Damper 30 Gauge 9" Stick on Collar w Damper is Compatible with Duct 9" Compatible With Duct 6in Enjoy an air tight enclosure with Compatible with Duct 4" Product Details Size 32 LO246 Enjoy an air tight enclosure with sealing strips between the inner and outer frame + Product Details Perfect Fit & Easy Sizing Designed for a 14" x 16" OR 16" X 14" duct opening (measured at the opening)