Flexible and spiral folded duct for connection of air termimal unit to ventilation system.
One end stud is equipped with a male connector, the other with a female.
Achieves tightness class C.
Available in three nominal lengths, lmax: 500, 1000 and 1500 mm.
Is delivered compressed, lmin.
The product is type approved according (according to Swedish regulation) to TG 1142:
Reaction to fire, class A1
Tightness class C