Vent grille 4 gravity flaps round spigot 150mm

Vent grille with 4 gravity flaps for 150mm internal diameter ducting pipe • Suitable for internal diameter pipe 150mm +/- 0.4mm • Colour options beige brown terracotta white • Material plastic polypropylene / mesh • 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