Ducto Rectangular Grapa-zeta DUMONT.

Slip and drive

Slip & drive straight duct

Rectangular duct with 5 veins reinforcement, made of galvanized sheet steel. Pittsburgh longitudinal closure type.

* In galvanized steel finish.
* Delivered prefabricated "L's" or "box", ready to assemble.
* Preparation for union "staple-zeta".
* Insulation Options available in Ductliner and others.

Advantages:
-More rigidity than ducts with winds.
-Save Shipping costs on "L's".
-Automated cut And fold.