Manrose Round Vent Hood Manrose 150mm To 120mm Round Ducting Pipe Reducer Vents For Walls Cowled wall vent with damper can be fitted to round or rectangular ducting. 100mm Stainless Steel Round Cowled Wall Outlet with Mesh Ideal for walls exposed to wind to prevent backdraught Installing the Manrose 1242W Cowl Outlet Grille is straightforward, thanks to its user-friendly design. It can be easily mounted on walls or ceilings, offering flexibility in placement to meet your specific ventilation needs. The grille is compatible with 150mm ducting systems and features a weatherproof cowl with a damper and round spigot, making it a versatile choice for different... Vent Hoods/Weatherproof Cowls 150mm/6 Manrose 150mm/6 External Wall Grille With Round Spigot And SEE OTHER SIZES BELOW