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Inspection chambers
Inspection chambers for drainage, sewer and utilities infrastructure. Access chambers, manholes and duct access. Precast concrete, plastic and GRP systems with bases, risers, rings, ladders, covers and frames. For highways, civils, rail and building works. Provide safe access for inspection, maintenance and testing. Compliant with BS EN and Sewers for Adoption.
Inspection chambers - helping you find the best solution for your project.

Chieftan precast concrete inspection chambers
Chieftan precast concrete inspection chambers are made from reinforced concrete and supplied in two halves with a cover slab. Units are cast to order to suit specific pipe openings and invert levels, and can be pre-fitted with flow control devices such as penstocks, Tideflex valves, or flap valves for fast and safe installation: precast concrete
Osma shallow inspection chambers
Wavin offers Osma Inspection Chambers in 250, 300 and 450mm diameters, approved to BS EN 13598-1 for shallow applications. They are suitable for use in both adoptable and non-adoptable applications to a maximum depth of 0.9m, depending on the chamber and the application. A 500mm diameter chamber approved to BS 7158 for use down to 3m
Smoothbore Shaft Linings - precast concrete tunnel shaft lining system
FP McCann Smoothbore Shaft Linings are made from precast concrete segments designed for shaft and tunnel construction, with smooth internal faces and watertight EPDM gaskets. Suitable for a range of ground conditions, these linings are engineered for strength, stability, and efficient installation across various diameters and build methods
Wavin Osma inspection chambers
Wavin offers Inspection Chambers in 315, 450 and 600mm diameters, approved to BS EN 13598-2 for deep applications. They are suitable for use in both adoptable and non-adoptable applications to a maximum depth of 3m, depending on the chamber and the application
Hydro-Brake® Optimum - purpose-built precast, reinforced concrete chamber
The Hydro-Brake® Optimum Chamber comprises a precast reinforced concrete chamber base containing a bespoke Hydro-Brake® flow control. Delivered to site ready for immediate installation. As the Hydro-Brake® flow control is already installed in the chamber complete with preformed benching (preformed benching with standard units only), installation- PRODUCT
Hydro International
Inspection chambers and manholes
Wavin 450mm Inspection Chamber Provides access from surface level to Wavin below ground 110m & 160mm gravity drainage and sewer systems. The Wavin 450mm IC is available in 3 flow profiles: lightweight; easy to Install; modular System: shaft can be built up to required length if NIC system required; manufactured and independently certified to
FP McCann Universal Shafts & VacuFlush for Glasgow Infrastructure Project
FP McCann has supplied universal shaft segment components for the construction of two 25m diameter storage tanks as part of the £250m Elmvale Row Flood Alleviation Scheme, for Scottish Water by main contractor Amey Black and Veatch. The tanks, to a depth of 18m, will together provide an additional 13,500 cubic metres of stormwater storage in the
Polysewer inspection chambers
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Polysewer inspection chambers are an extension of the existing Polysewer range of pipes and fittings from Polypipe. They are available in adoptable and non-adoptable versions, and suitable for burial depths of up to 3m and 1.2m respectively. Polysewer 460mm diameter inspection chambers are formed with a pre-benched base, side risers, seals and- PRODUCT
- Polypipe Civils and Green Urbanisation
Marshalls Civils & Drainage precast concrete household inspection chambers are made for below ground drainage in domestic settings, with tongue and groove joints to BS EN 1917:2002/BS 5911-4:2002. Chambers suit a range of depths, with top and cover slabs for various chamber sizes: precast concrete inspection chamber for domestic below ground
Polystorm Inspect cell provides a tunnel along the length of a fully installed Polystorm geocellular structure to enable access for inspection and maintenance activities, such as jetting and rodding. The tunnel is 320mm high and 172mm wide. Polystorm Inspect can be combined with Polystorm Access for both vertical and full-length remote inspection- PRODUCT
- Polypipe Civils and Green Urbanisation
Inspection chambers - helping you find the best companies for your project.
Wavin
Manufactures clay, concrete and plastic drainage products to the relevant BS standards. The clay range is suitable for highway, industrial and residential drainage, sewers and cable ducting. The plastic range includes gravity drainage systems for foul and surface water applications. Pipes are made from PVC-U and are suitable for industrial and
- 3 Drumard Road, Knockloughrim, Magherafelt, BT45 8QA
- MAG Group Building, Vulcan Road South, Norwich, NR6 6AF
- Unit 2, Rivermead Court, Kenn Business Park, Windmill Road, Kenn, Clevedon, BS21 6FT
- Landscape House, Premier Way, Lowfields Business Park, Elland , HX5 9HT
BCM GRC
Manufactures high-capacity line drainage systems. Manufactured from long fibre GRC, offering good strength-to-weight ratios and enhanced resistance to damage, the channels have excellent water attenuation properties. The systems are quick and simple to install. A full range of accessories, including access ports, silt pits and transition units is
Unit 22 Civic Industrial Unit, Whitchurch, SY13 1TT- Chiswick Avenue, Mildenhall, Bury St Edmunds, IP28 7AY
John Davidson (Pipes)
Manufacturer and supplier of complete water management systems for surface and sewerage, produced in PVC, ABS, polyethylene, HDPE, ductile iron, clay or concrete, for pressure and non-pressure applications. Products are available from stock throughout the UK from a network of 25 branches
Townfoot, Longtown, Carlisle, CA6 5LYPolypipe Civils and Green Urbanisation
Manufacturer of plastic underground ducting, drainage, sewerage, potable water and pressure pipe systems for the construction, civil engineering and agricultural industries. Twin wall drainage piping features a structured wall design for high ring stiffness and a blue inner coating for ease of CCTV surveying. Also offers septic tanks, cesspools
Charnwood Business Park, North Road, Loughborough, LE11 1LEPreston Industrial Plastics
The company is a supplier of plastic drainage systems for highway and land drainage
Aqueduct Street, Preston, PR1 7JQ- Quarryfields, Ruthin, LL15 2UG
Yorkin Associates
Designs and manufactures an interlocking, recycled mono-polymer system designed for constructing any size and type of chamber for use within carriageways and footpaths. Lightweight and robust, the system is based on modular components that attach to adjacent units vertically and horizontally without the use of metal clips or screws
Unit 3, Station Goods Yard, Station Road, Long Buckby, NN6 7QA

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