25 x Clear Brick Tunnel Weep Vents Invisible Cavity Wall Water Outlet Workshop Consumables Shaped to manage and channel

Shaped to manage and channel rainwater back down onto the roof tiles and away from the vent opening

Length: 58mm

Tested to underwriters laboratory UL94V2Material Nylon: Nylon 66Working Temperature Range: -40°C to 85°CUL Flammability Rating: UL94Oxygen Index: 25% - 28%Water Absorption (24 hrs): 1

Russell & Sandtoft

floor slabs

25 x Clear Brick Tunnel Weep Vents Invisible Cavity Wall Water Outlet Workshop Consumables Shaped to manage and channelClear Tunnel Weep Vents Pack of 25 Low profile invisible tunnel weep vents. Suitable for commercial and domestic use. Satisfies NHBC standards. British made manufactured to BS EN ISO 9001. Dimensions: 100mm x 64mm x 10mm. The product can be slotted between two bricks and mortared into position. It provides an unobtrusive ventilation point for the cavity behind. Other colours available in our shop. Use Any situation where water must be discharged from