NAPAN Flap Valve
NAPAN flap valve is manufactured in 4 various versions, each with 6 different applications.
NAPAN Flap Valve protects houses and property against flooding from the backflow of waste waters. This allows homeowners and property owners to avoid water in their basement during heavy rains.
In the absence of water flow this product also functions as a rat barrier.
The backflow-stop valve comes in dimensions according to the pipe it is to be installed onto, and in versions for installation:
- Into a pipe socket
- Onto a PVC pipe
- Into PVC and other types of pipes (incl. concrete etc.)
NAPAN recommends performing an annual inspection of your Flap Valve.