Ubbink AE55sc Semi-Rigid Duct 20m 130/60mm mm Outside/Inside Diameter Duct 400 502 015 'X' suffix models also have

'X' suffix models also have powered electric anti-backdraught shutters 251110

000 microns down to 0 over a Wide Temperature Range

With its red

Switches for fans should be selected and sited in accordance with BS7161:2008

Ubbink AE55sc Semi-Rigid Duct 20m 130/60mm mm Outside/Inside Diameter Duct 400 502 015 'X' suffix models also haveUbbink AE55sc Semi Rigid Duct 20m 130 60mm mm Outside Inside Diameter Duct The Air Excellent semi circular ductwork ensures efficient air distribution between distribution boxes and the various rooms. Due to its semi circular shape, the Air Excellent ductwork can be installed easily and ensures keeping pressure losses to a minimum. Easy and quick to install Strong outer surface for damage free installation Smooth inner surface for less pressure drop