DOMJ Flange

▪ Designed to strengthen the duct wall and connect duct sections together.
▪ Furnished with an integrated sealant pocket for a secure air tight fit. 
▪ Manufactured from 20-gauge steel in 10ft., 12ft. & 20ft. lengths.
▪ DOMJ is designed for large commercial and high-pressure applications. 
 

SpeedFlange

SpeedFlange drastically reduced installation time due to the addition of pre-punched drill holes. The pre-punched holes are aligned at 1'' centers and allow for the use of any common drill gun eliminating the need for C Clamps or special tools. SpeedFlange, as with our standard Flange, has an integrated sealant pocket for a secure air tight fit.

▪ Installation in half the time as conventional flange. 
▪ Designed to strengthen the duct wall and connect duct sections together.
▪ Furnished with an integrated butyl sealant pocket for a secure air tight fit. 
▪ Manufactured in 10ft., 12ft. & 20ft. lengths.
▪ Available in J Style (20 gauge) for large commercial and high-pressure 
applications and H Style (22 gauge) for low to medium pressure or 
residential applications.
▪Meets SMACNA rigidity class J for transverse joints (steel) or class H for transverse joints (Aluminum).