ETS
Duct NTO, 3 m, spiral-seamed, ETSArt. no.: 66640308
Spiral seamed ventilation ducts attracted in 3m lengths.
Made of galvanized steel sheet. Zinc-coated inside and outside with a minimum thickness of 275 g / m² (material thickness 0.5-1.2 mm). Meets cleanliness class M1 according to RTS and density class D. The weight is expressed in kilograms / meter.