This drain riser from BrettMartin has a 280mm diameter, with a 185mm invert. ...This drain riser from Brett Martin has a 280mm diameter, with a 185mm invert. The drain inspection chamber riser is perfect for shallow access chambers - inspection chambers should be installed wherever a branch pipe joins a main drainage pipe. This...more
The intelligently designed multi-inlet 315mm Shallow Access Chamber Assembly r...The intelligently designed multi-inlet 315mm Shallow Access Chamber Assembly reduces the need for a large number of chamber variants in 110mm drainage layouts. The maximum invert depth of 600mm is achieved with chamber base, two risers, cover and...more
This innovative multi-inlet 315mm Shallow Access Chamber Base from Brett Marti...This innovative multi-inlet 315mm Shallow Access Chamber Base from Brett Martin lessens the demand for more chamber variants in 110mm drainage layouts. With watertight push-fit connections, it comes with two socket plugs and can coordinate with risers,...more
BrettMartin access chambers, providing for the maintenance and inspection of ...Brett Martin access chambers, providing for the maintenance and inspection of underground drains, are available in 280mm, 315mm and 450mm dia assemblies. Combining maximum performance with ease of installation, the chamber assemblies meet requirements...more