3 metre semi rigid aluminium hose ducting kit gravity vent grille terracotta 150mm

3 metre semi rigid aluminium hose ducting kit gravity vent grille terracotta 150mm The ducting kit comprises of the following parts 3 metre semi rigid aluminium hose with internal diameter 152mm Please note aluminium hose is supplied compressed and will pull out to 3 metres Hose jubilee clips x 2 Fixing screws and plugs x 4 for grille 4 flaps gravity outlet grille with round spigot colour terracotta x 1 Aluminium hose specification Colour aluminium Material 1 layer aluminium Maximum working pressure 10 000 Pa Maximum air velocity 30m/sec Bending radius 0.76 x diameter Temperature range max +250ºC min -30ºC For use with 150mm diameter round ducting ventilation system 150 4 flaps gravity grille specification Suitable for internal diameter pipe 150mm +/- 0.4mm Colour terracotta Material plastic polypropylene Temperature range max +60ºC min -15ºC For use with 150mm diameter round ducting ventilation system 150 Connector on vent grille round male spigot fits into a 150mm round duct pipe or 152mm aluminium hose