Double Grille For Spiral Duct

Model:DGD-01

Material:Galvanized steel sheet

Frame thickness:0.8mm

Features:

* Installed directly on a circular duct without frames or
  other fastening devices.

* Used for large locations:e.g.in warehouse,factories,
  workshops,gymnasiums etc.

* The vanes can be adjusted manually and individually to
  obtain an optimal air distribution.

Specification(mm)

Neck Size(mm)

Overall Size(mm)

425*75

405*55

454*104

525*125

505*105

554*154

625*175

605*155

654*204

825*225

805*205

854*254

1025*425

1005*405

1054*454