Buy Brett Martin Manhole Bases Online
Combining flexibility the Inspection Chamber Assembly includes sealing rings, 300mm riser lid and frame, 450mm diameter base and chamber reducer. More Chamber Base alternatives are available with branch outlets designed to optimise flow direction, for 110mm and 160mm drainage layouts. The assembly meets the requirements of Building Regulations Part H1. For more information download the Access and Inspection Chambers brochure and the 450mm Lids and Frames leaflet.
110mm Pipe & Fittings