Ceiling vent supply valve metal white 150mm duct

Ceiling vent adjustable supply valve metal white for 150mm duct • Suitable for ducting system 150mm • Three parts fixing collar outer main body and adjustable centre valve • Colour white epoxy coated • Material metal steel • Temperature range max +60°C min -15°C • For use with 150mm diameter round ducting ventilation system 150 • Connector on ceiling vent grille round male spigot