Marshalls CPM offer a traditional tongue and groove range of manholes that comply with BS EN 1917:2002 and/or BS 5911-3:2010 from 900mm to 3000mm.
Marshalls CPM manufacture 3660mm and 4000mm manholes that are not covered by the British or European standard but comply with all the relevant provisions of the standards.
Marshalls CPM is able to offer a range of precast concrete chamber rings in BIM (Building Information Modelling) which is now a requirement for all government construction projects.
For sales into England and Wales please call 01179 814500 or email firstname.lastname@example.org
For sales into Scotland please call 01698 386922 or email email@example.com
Landing slabs to suit 1500mm chamber sections and above are manufactured with a 900mm circular access. Reducing slabs to suit up to and including DN 4000 chamber sections are generally manufactured with a 900mm, 1050mm or 1200mm circular reducing section.View Landing/Reducing Slabs
Adjusting Units/Seating Rings
Marshalls CPM concrete joint sealing strip is resistant to chemical and biological attack. The sealant is a compound rubber and bitumen joint sealing strip that is used to provide a permanent flexible watertight seal, along with a primer.View Sealant