Simple non-return valve with flap for installing inside skin fittings, thru hulls and other components to reduce the amount of water entering as backflow.
These are compatible with various Nuova Rade fittings.
If fitted into a flexible hose / pipe, these can be fitted inside and retained by a hose clamp.
These are sized according to external dimension, ie the internal size of the fitting that the flap is installed into. Two sizes are available:
- 40mm
- 50mm