Ventilation

Spiral opening 100 IV-channel 3m

Ventilation duct Spiral opening 200 IV duct 3m, spiral opening

Ventilation duct opening 250 IV-duct 3m, opening

Ventilation duct Expansion joint 400 IV duct 3m, expansion joint

Ventilation elbow 90° 60-315mm

IV-Käyrä KYN 90 D 125