Fire damper, rectangular (1000)
Air volume and pressure controller, rectangular (419)
Air volume and pressure controller, round (103)
Back-draught shutter for roof mounted fan (10)
Control valve round air duct (single-walled) (87)
Electric actuator with damper blade round air duct (2)
Hot water boiler connection group (3)
Mechanical constant volume controller, rectangular (101)
Mechanical constant volume controller, round (99)
Non-return valve round air duct (single-walled) (14)
Pressure reducing valve (5)
Temperature controller for distribution board (3)
