Sound absorber round air duct (60)
Aluminium laminate hose, uninsulated with spiral (58)
Aluminium laminate hose, insulated with spiral (23)
Plastic hose, uninsulated with spiral (15)
Control valve, round air duct (11)
Flat panel air filter (8)
Flexible aluminium tube (9)
Inspection hatch for air duct (4)
Non-return valve, round air duct (12)
Worm screw clamp for hose (6)