Over the last 10 years, CPM has been at the forefront of innovation in the development of flow control chambers and has introduced a wide range of easy to install pre-formed flow control chambers either as one-piece or sectional chambers complete with a pre-formed base, benching, weir wall, split wall or head wall. The chambers can be pre-fitted with a Hydro-Brake Optimum™, Hydro-Brake®, non-return flap valve, orifice plate or a combination of these.

The Stormwater Control precast concrete chamber solutions have been designed to enable the contractor to install the flow control chamber in a fraction of time it takes using conventional methods.

CPM offers an engineered solution to Stormwater Control, to ensure the effects of downstream flooding, localised erosion and the destruction of habitats are mineralised, there include:

  • Complex Flow Control Chambers
  • Hydrobrake® Chambers
  • Penstock Chambers
  • Non-Return Flap Valve Chambers
  • Weir Wall Chambers
  • Split Wall Chambers
  • Spillway Outfalls/Headwalls
  • One-piece flow control chamber

Stormwater Control Products

  • Flow Control Chambers

    CPM has designed this off site solution precast chamber to accommodate a requirement for control stormwater events at different peak levels.

    View Flow Control Chambers
  • Hydro-Brake Chambers

    The Hydro-Brake Optimum® chamber comprises of a precast concrete chamber base containing a bespoke Hydro-Brake Optimum® Flow Control which is delivered to site ready for immediate installation.

    View Hydro-Brake Chambers
  • Penstock Chambers

    CPM penstock chambers consist of a precast concrete chamber design that includes a pre-fitted penstock installed in either a 1200mm, 1500mm, 1800mm or 2100mm diameter one-piece chambers or a 2000mm, 2100mm, 2400mm, 2700mm, 3000mm or 3660mm sectional precast chamber system.

    View Penstock Chambers
  • Hydro-Brake Penstock Chambers

    CPM manufactures a combined Hydro-Brake®/Penstock chamber which has been designed specifically for the Yorkshire Water area.

    View Hydro-Brake Penstock Chambers
  • Section Component Hydro-Brake Chambers

    CPM sectional chambers have been designed to reduce the lift weight of the chamber and allow the inlet holes to be increased up to 2200mm diameter.

    View Section Component Hydro-Brake Chambers
  • Overflow Chambers

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

    View Overflow Chambers
  • Non-Return Flap Valve Chambers

    This CPM precast concrete chamber design includes a pre-fitted non-return flap valve installed in either a 1200mm, 1500mm, 1800mm or 2100mm diameter one-piece chamber or a 2000mm, 2100mm, 2400mm, 2700mm, 3000mm or a 3660mm sectional chamber system.

    View Non-Return Flap Valve Chambers
  • Sectional Wide Wall Flow Control Chambers

    CPM has developed a range of sectional wide wall chamber systems for 2100mm to 3000mm, suitable for use with Hydro-Brakes®, penstocks, flap valves or any other flow control device.

    View Sectional Wide Wall Flow Control Chambers
  • One Piece Flow Control Chambers

    CPM one-piece flow control chamber designs include a prefitted flow control device installed in either a 1200mm, 1500mm, 1800mm or 2100mm one-piece chamber.

    View One Piece Flow Control Chambers
  • Weir Wall Chambers

    CPM have designed this off site solution precast chamber to accommodate a weir wall that can be pre-fitted with either a Hydro-Brake Optimum™, Hydro-Brake®, Penstock, Non-Return Flap Valve, Orifice plate or a combination of them.

    View Weir Wall Chambers
  • Complex Weir Wall Chambers

    CPM complex flow control chambers can be supplied in any of our chamber systems.

    View Complex Weir Wall Chambers
  • Split Wall Chambers

    The split wall chamber has been designed to allow for inspection of either side of the flow control device. CPM can supply with sectional weir walls chambers from 1800mm to 3000mm or a 2100mm one-piece unit.

    View Split Wall Chambers
  • Spillway Outfall

    The CPM team has developed an off-site precast concrete solution Spillway system, so why spend days constructing an in-situ headwall on site when pre-cast options are available now that are made under factory conditions and can be installed in hours, not days!

    View Spillway Outfall
  • Headwalls

    CPM has developed an off-site precast concrete solution headwall system designed to connect pipe work discharging into open water courses, including collection ponds, swales and rivers.

    View Headwalls
  • Suds

    Sustainable urban Drainage Systems (SuDS) have been introduced following the increase in urbanisation, which has increased flash flooding after rainfalls, which has increased flash flooding after rainfalls.

    View Suds

Click on the images below to view the image gallery.

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To find out more about Stormwater Control, please call our Sales Team or fill out the enquiry form and we’ll get back to you within 24 hours.

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