Double Angle Branch
Category:
Circular Ducts
Description:
Derivations or double fork for circular or spiral ducts in galvanized steel sheet Z275, aluminum or stainless steel AISI 304 or 316L, spiral type, type Spiro. Dimensions and tolerances according to EN 1506/2007, thicknesses and reinforcements according to SMACNA. The galvanized sheet complies with the standard EN 10346 – continuous hot-dip coated steel flat products – DX51D type with a minimum of 275 g/m2. Minimum tightness class C according to the norm EN 12237. This derivations can be conic or straight, with outlet diameters lower or equal to the inlet diameters. (1)(2)(3)(4)(6)(5)SP / SF / FD / 45º / 355-315-250-250 / Z275.