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Non Return Valve for underground drainage is designed to suit 110mm and 160mm PVC pipes, This compact unit is designed to stop the backflow of water helping prevent flood damage and also rodent ingress with a minimal effect on the drainage system. At 300mm long there is a dual facility to allow the unit to be Open or Locked.
Hunter Plastics supply a range of Rainwater, Plumbing, and Underground products. Based in Kent, Hunter Plastics supply to over 30 countries worldwide. Manufacturing for both domestic and commercial requirements, Hunters extensive product range is high quality and easy to install.
The PVC Non Return Valve is an anti flooding device for use in horizontal pipes. The unit closes the pipeline automatically when back flow occurs. The option exists to lock the valve in the closed position for added security. This would ensure that no through drainage would be allowed.