Connecting piece round air duct (3)
Connecting ring, hose/valve (4)
Duct heater, electric (1)
Movement sensor/presence detector complete (1)
Multi operating device for bus system (1)
Pipe trap 0, 90, 180 degrees (1)
Pleated cassette air filter (6)
Power supply consumer electronics (2)
Programming unit for servomotor/controller (4)
Roof upstand for roof mounted fan (2)
T-Y-piece round air duct (1)
Ventilator for mounting on the roof (2)
Wall/roof feed-through round air duct (4)