Air brick dampered vent grille 204mm x 60mm brown

Air brick vent grille louvred with surround dampered brown for 204mm x 60mm flat channel ducting • Suitable for flat channel ducting external 204mm x 60mm +/- 0.3mm • Colour brown • Material plastic polypropylene • Temperature range max +60°C min -15°C • For use with 204mm x 60mm rectangular ducting ventilation system • Connector on vent grille rectangular and fits into 204mm x 60mm flat channel ducting