Fernco Non-Return Valve for Clay Pipe NRV100 is a highly efficient solution designed to prevent backflow in your drainage systems. This innovative valve allows for seamless flow of sewer or surface water in the intended direction while obstructing any reverse flow, making it an essential tool for flood prevention. Easy to install, the NRV can be retrofitted directly into existing manholes by simply pushing it into the designated pipe inlet. Additionally, it serves as an effective pest control device, preventing rats and other pests from entering through the drainage system. Crafted from durable polypropylene, it guarantees long-lasting performance under various temperature conditions.

• Size: Suitable for clay pipes
• Applications: Flood prevention, sewer backflow control, pest control
• Material: Polypropylene
• Standards: WRc Approved, BS EN 13564-1:2002
• Temperature Range: -50c to 80c constant, 100c intermittent