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    Civils & Drainage

    Find reliable civils and drainage supplies in Leicestershire and Rutland, suitable for groundworks, infrastructure and site development projects. William Hercock supports trade contractors and builders with quality drainage materials, offering local delivery and branch collection across Leicester, Loughborough, Melton Mowbray and Oakham.

    Our range includes underground drainage pipes, fittings, inspection chambers, ducting, soakaway systems and associated groundworks materials. Using the correct civils products ensures effective water management, structural stability and long-term performance across residential and commercial projects.

    Civils and drainage materials are essential for foundations, utility installations, surface water control and below-ground infrastructure. Selecting durable, compliant components helps reduce future maintenance issues and ensures projects meet required standards.

    For best results, confirm load ratings, pipe diameters and compatibility before installation. Proper ground preparation and correct jointing methods are key to achieving reliable drainage performance.

    Underground Drainage & Groundworks Materials

    Civils Supplies Delivered Across Leicestershire

    Drainage Pipes, Chambers & Ducting

     

    Order civils and drainage materials online today with fast delivery across Leicestershire & Rutland or collect from your nearest William Hercock branch.

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    Picture of Square Hopper (160mm with 110mm Inlet)

    Square Hopper (160mm with 110mm Inlet)

    The Brett Martin Square Hopper (160mm with 110mm Inlet) is a surface water collection hopper designed to accept rainwater and discharge into 110mm drainage pipework. Its square top format provides a neat finish for patios, paving and external drainage points.
    £32.32 INC VAT
    Picture of StormCrate55 Connector (4 inc with each crate)

    StormCrate55 Connector (4 inc with each crate)

    The Brett Martin StormCrate55 Connector (4 included with each crate) is a joining clip designed to securely connect StormCrate55 attenuation crates during installation. It helps maintain alignment and stability, supporting reliable assembly of stormwater storage and soakaway systems.
    £13.65 INC VAT
    Picture of StormCrate55 Crate (4 crates per m3) (Include 4 clips)

    StormCrate55 Crate (4 crates per m3) (Include 4 clips)

    The Brett Martin StormCrate55 Crate (4 crates per m³) including 4 clips is a high-strength modular attenuation crate designed for stormwater management and soakaway systems. Lightweight and quick to assemble, it supports efficient water storage, infiltration and SuDS-compliant drainage designs (project dependent).
    £67.93 INC VAT
    Picture of SWDr  60mm END CAP

    SWDr 60mm END CAP

    Perforated Land Drain Pipe 60Mm End Cap civils drainage component.
    £2.40 INC VAT
    Picture of SWDr  60mm LAND DRAIN CONNECTOR

    SWDr 60mm LAND DRAIN CONNECTOR

    Perforated Land Drain Pipe 60Mm Land Drain Connector coupling for joining drainage or ducting pipes.
    £2.19 INC VAT
    Picture of SWDr  60mm x 150m COIL BLACK PERFORATED

    SWDr 60mm x 150m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 60Mm X 150M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £222.76 INC VAT
    Picture of SWDr  60mm x 50m COIL  YELLOW PERF GAS DUCT BS4962

    SWDr 60mm x 50m COIL YELLOW PERF GAS DUCT BS4962

    Perforated Land Drain Pipe 60Mm X 50M Coil Yellow Perf Gas Duct Bs4962 twin wall ducting coil for underground cable protection.
    £100.71 INC VAT
    Picture of SWDr  60mm x 50m COIL BLACK PERFORATED

    SWDr 60mm x 50m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 60Mm X 50M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £86.61 INC VAT
    Picture of SWDr  80mm END CAP

    SWDr 80mm END CAP

    Perforated Land Drain Pipe 80Mm End Cap civils drainage component.
    £5.41 INC VAT
    Picture of SWDr  80mm LAND DRAIN CONNECTOR

    SWDr 80mm LAND DRAIN CONNECTOR

    Perforated Land Drain Pipe 80Mm Land Drain Connector coupling for joining drainage or ducting pipes.
    £3.32 INC VAT
    Picture of SWDr  80mm x 100m COIL BLACK PERFORATED

    SWDr 80mm x 100m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 80Mm X 100M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £171.09 INC VAT
    Picture of SWDr  80mm x 25m COIL BLACK PERFORATED

    SWDr 80mm x 25m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 80Mm X 25M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £49.91 INC VAT
    Picture of SWDr  80mm x 50m COIL BLACK PERFORATED

    SWDr 80mm x 50m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 80Mm X 50M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £92.11 INC VAT
    Picture of SWDr 100mm END CAP

    SWDr 100mm END CAP

    Perforated Land Drain Pipe 100Mm End Cap civils drainage component.
    £6.07 INC VAT
    Picture of SWDr 100mm LAND DRAIN CONNECTOR

    SWDr 100mm LAND DRAIN CONNECTOR

    Perforated Land Drain Pipe 100Mm Land Drain Connector coupling for joining drainage or ducting pipes.
    £3.04 INC VAT
    Picture of SWDr 100mm MULTI JUNCTION

    SWDr 100mm MULTI JUNCTION

    Perforated Land Drain Pipe 100Mm Multi Junction civils drainage component.
    £6.78 INC VAT
    Picture of SWDr 100mm x 100m COIL BLACK PERFORATED

    SWDr 100mm x 100m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 100Mm X 100M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £236.31 INC VAT
    Picture of SWDr 100mm x 25m COIL  YELLOW PERF GAS DUCT BS4962

    SWDr 100mm x 25m COIL YELLOW PERF GAS DUCT BS4962

    Perforated Land Drain Pipe 100Mm X 25M Coil Yellow Perf Gas Duct Bs4962 twin wall ducting coil for underground cable protection.
    £83.74 INC VAT
    Picture of SWDr 100mm x 25m COIL BLACK PERFORATED

    SWDr 100mm x 25m COIL BLACK PERFORATED

    Perforated Land Drain Pipe 100Mm X 25M Coil Black Perforated twin wall ducting coil for underground cable protection.
    £68.89 INC VAT
    Picture of SWDr 100mm x 50m COIL  YELLOW PERF GAS DUCT BS4962

    SWDr 100mm x 50m COIL YELLOW PERF GAS DUCT BS4962

    Perforated Land Drain Pipe 100Mm X 50M Coil Yellow Perf Gas Duct Bs4962 twin wall ducting coil for underground cable protection.
    £154.53 INC VAT