Cardboard air duct diameter 32 mm (length 1.08 m)

Cardboard air duct, 25 mm diameter, 1 m length

Air tube cardboard 50 mm

Aluminum flexible air duct, 19 mm (90 cm)

Silicone air hose, 60 mm diameter, 330 mm long

Cardboard air duct 38 mm diameter, 1 m long

Cardboard air duct, 60 mm diameter, 1.10 m long

Cardboard air duct, diameter 45 mm, length 540 mm

Cardboard air duct, 50 mm diameter, 1.15 m long