Kessel Backwater Valve Double Flap - 110mm
- 1.30 KGS
A robust solution to prevent backflows and also leave more room for storage when shut
Second flap adds to the security of stopping flows and can be manually locked shut
Typically installed in a new access chamber constructed downstream of last manhole
Simple operation and can be opened for cleaning and servicing
Replacement parts and seals available to order
Not suitable for all situations.