Lattice external round RN AL type (PGC/IGC ANALOGUE)

The airintaking lattice like RN al is intended for openings of round section in walls, air shafts and air ducts. The lattice external ventilating is made of aluminum and equipped with a protective grid.

Lattices have the blinds located at an angle 45 ° that effectively interferes with hit of a rain to air shafts even at strong wind, and also, at the expense of the established grid, various objects.

Overall and connecting dimensions, (mm)

Ø d — diameter of a connecting branch pipe
Ø D — the outer diameter of a lattice