Product label: NTO D - L

NTO Spiral duct


NTO spiral ducts are manufactured of galvanized steel. Standard lengths are 3 m and 6 m. Ducts can also be manufactured of other materials and in other material thicknesses.
Spiral ducts meet the requirements for cleanliness class M1 and tightness class D.

For more information contact our specialist

Tuukka Karlsson

Product Group Manager

NORDexternal, NORDduct, NORDsilencer, NORDdoor, NORDdiffuser & NORDgrille

Kadi Alber

Head of Product Management, NORDduct, NORDsilencer, NORDexternal, NORDdoor, NORDdiffuser, NORDdamper & NORDgrille