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 This 12" X 10" end Product Details Perfect Fit MCSB1616 Blade

This 12" X 10" end cap is constructed with 26-gauge galvanized steel

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

Perfect tool organizer for HVAC technician

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

+ Product Details Size - 22"w X 20"h is the size for the duct opening measurement only

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 This 12" X 10" end Product Details Perfect Fit MCSB1616 Blade This 12" X 10" end cap is constructed with 26 gauge galvanized steel Enjoy an air tight enclosure with sealing strips between the inner and outer frame