CK - Lengthways swaged duct

Description, colours etc.
Polman's CK, circular lengthways swaged duct.
Material: Galvanised sheet steel.
Colour : White.

Custom made
Dimension made.
Special colour. 

Accessories
CK-system : Details, clamps, pendulum,
adjustable damper, cleaning hatch etc.

Dimensions & weight
CK D1 D2 L=1000mm L=1500mm L=2000mm
12 125 124 CK-12-10 CK-12-15 CK-12-20
16 160 159 CK-16-10 CK-16-15 CK-16-20
20 200 199 CK-20-10 CK-20-15 CK-20-20
25 250 249 CK-25-10 CK-25-15 CK-25-20
31 315 314 CK-31-10 CK-31-15 CK-31-20
40 400 399 CK-40-10 CK-40-15 CK-40-20