One Piece Flow Control Chambers

Marshalls Civils & Drainage one-piece flow control chamber designs include a pre-fitted flow control device installed in either a 1200mm, 1500mm, 1800mm or 2100mm one-piece chamber. Holes are either formed or cored to suit customer requirements and the chamber is supplied in either standard or wide wall tongue and grove joint or sealed manhole joint profile.

Benefits include:

  • Option of chamber joint profile - traditional manhole, wide wall tongue and grove or a sealed manhole joint.
  • Offsite flow control chamber delivered ready to install.
  • Controlled manufacture under factory conditions.



01179 814500

Certification Logos and Accreditations

  • Accreditation ISO 9001 Logo
  • Accreditation ISO14001 Logo