Overflow Chambers

Stormwater overflow chambers are used where overflow chambers are installed in a sewer system and used to separate stormwater and wastewater in combined sewer systems.

Marshalls Civils & Drainage overflow chambers include an emergency overflow; with the design incorporating a cored hole at the desired height and a reverse backdrop pipe arrangement.

Benefits include:

  • Reliable separation of combined sewer systems.
  • Offsite solution for reliable on-site installation.
  • Bespoke option to suit site specific requirements.



01179 814500


Certification Logos and Accreditations

  • Accreditation ISO 9001 Logo
  • Accreditation ISO14001 Logo