TDC system

Fast flanged system for rectangular ductwork union based on assembling frames formed by TDC profile and cornerback.

TDC profile

It serves to form, along with cornerbacks, rectangular and square flanges that fit into the mouths of the ducts.

TDC Corner

Cornerbacks that fit perfectly into the TDC DUMONT profile, 4 are needed to form a flange.

Clip

It serves to tighten flange to flange.

It includes screw grade.