This catchpit chamber base has a diameter of 450mm and features a main twinwall channel of 150mm andndash; 225mm, and an additional two 150mm inlets.Our catchpit chambers are to be used for catchment of silt and solids in surface water drainage systems. This pit will give above ground access for inspection and maintenance of systems.Part of the Accesso Blue range and manufactured by Turtle Enviro, catchpit chambers are lightweight and quick and simple to install and there is no need for machinery or heavy lifting equipment.KEY FEATURES andamp; BENEFITS OF THIS PRODUCTQuick and simple installationArrives factory assembled in one pieceDesign life of 60 yearsLightweight and requires no specialist equipment to liftCompatible with most pipe systemsGranular backfillComplies with EN 13598-2 (2009), SfA7 and Building Regulations Part H12 x 150mm andndash; 225mm twinwall inlets2 x 150mm twinwall inletsTo view Turtleand#039;s installation guide for catchpit chambers, click here.