Basic information:

SPR – Round duct with spiral wound (SPIRO) is standardly produced with twisting and folding of the strips. Produced of galvanized sheet.

Ordering pattern:

SPR D / L   X ks       (L – length of duct 1000, 3000, 5000 mm)

Order example:

SPR 200/3000 Zn  1ks

Order example of round duct with spiral wound with diameter d=200 mm and length L=3000 mm, produced from galvanized sheet.

Specifications:

TPT 11-12 KRUHOVÉ POTRUBIE