The Brett Martin 300mm Twinwall 90° Double Socket Bend is a heavy-duty twinwall drainage fitting designed for right-angle direction changes in 300mm underground surface water drainage networks. With double socket ends, it provides secure connections for large-capacity site drainage installations.
The Brett Martin 300mm Twinwall 45° Double Socket Bend is a twinwall drainage fitting designed to create a swept 45° change of direction in 300mm underground surface water systems. Double socket ends support quick installation and reliable jointing on large drainage schemes.