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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 750MMX600MMX50MM STANDARD DUTY GREY FLAG

    750MMX600MMX50MM STANDARD DUTY GREY FLAG

    750mm × 600mm × 50mm Standard Duty Grey B.S. Flag is a high-quality concrete paving slab manufactured in accordance with British Standard (B.S.) specifications, making it suitable for domestic and light commercial landscaping applications where consistency, durability, and compliance are required.…
    £13.04 INC VAT
    Picture of 77017500 PLAS4 COUPLER 32 X 20-27 PLASSON

    77017500 PLAS4 COUPLER 32 X 20-27 PLASSON

    MDPE Coupler – 32x20. Join two compatible pipe lengths within a water service system.
    £28.36 INC VAT
    Picture of 78002  20MM PIPE LINER MDPE PLASSON

    78002 20MM PIPE LINER MDPE PLASSON

    Pipe Liner – 20mm. Support the end of service pipe within compatible compression fittings.
    £0.46 INC VAT
    Picture of 78003 25MM PIPE LINER MDPE PLASSON

    78003 25MM PIPE LINER MDPE PLASSON

    Pipe Liner – 25mm. Support the end of service pipe within compatible compression fittings.
    £0.47 INC VAT
    Picture of 78004 32MM PIPE LINER MDPE PLASSON

    78004 32MM PIPE LINER MDPE PLASSON

    Pipe Liner – 32mm. Support the end of service pipe within compatible compression fittings.
    £0.78 INC VAT
    Picture of 7930EC0 PLASSON REDUCING SET 32 X 20

    7930EC0 PLASSON REDUCING SET 32 X 20

    MDPE Reducing Set – 32x20 – Red. Join pipe or fitting connections of different diameters within underground water supply systems.
    £5.75 INC VAT
    Picture of 900mm Invert x 450mm Dia Road Gully

    900mm Invert x 450mm Dia Road Gully

    The Brett Martin 900mm Invert x 450mm Dia Road Gully is an extra-deep road gully designed for high-capacity surface water drainage in highways and heavy-duty environments. With a 450mm diameter and 900mm invert depth, it supports improved sediment capacity and drainage resilience.
    £44.75 INC VAT
    Picture of 900MMX600MMX50MM STANDARD DUTY GREY FLAG

    900MMX600MMX50MM STANDARD DUTY GREY FLAG

    900mm × 600mm × 50mm Standard Duty Grey B.S. Flag is a high-quality concrete paving slab manufactured in accordance with British Standard (B.S.) specifications, making it suitable for domestic and light commercial landscaping projects where consistency, durability, and compliance are required.…
    £13.74 INC VAT
    Picture of A142M MESH 3.6M X 2.0M  6mm 200x200

    A142M MESH 3.6M X 2.0M 6mm 200x200

    The A142 Reinforcing Mesh 3.6m × 2.0m is a light-duty welded steel reinforcement sheet designed to control cracking and improve the structural performance of concrete.…
    £28.51 INC VAT
    Picture of A252 MESH 3.6M X 2.0M 8mm 200x200

    A252 MESH 3.6M X 2.0M 8mm 200x200

    The A252 Reinforcing Mesh 3.6m × 2.0m is a medium-duty welded steel reinforcement sheet designed for concrete slabs and groundworks requiring increased strength and load distribution.…
    £50.15 INC VAT
    Picture of A393 MESH 3.6M X 2.0M 10mm 200x200

    A393 MESH 3.6M X 2.0M 10mm 200x200

    The A393 Reinforcing Mesh 3.6m × 2.0m is a heavy-duty welded steel reinforcement sheet designed for structural concrete applications where high load capacity and durability are required.…
    £79.28 INC VAT
    Picture of ACC COMP COVER/GALV FRAME 450x300 SL/TS 12.5T

    ACC COMP COVER/GALV FRAME 450x300 SL/TS 12.5T

    Access Chamber Comp Cover/Galv Frame 450X300 Sl/Ts 12.5T access chamber for underground drainage systems.
    £132.78 INC VAT
    Picture of ACC COMP COVER/GALV FRAME 600x600 SL/TS 12.5T

    ACC COMP COVER/GALV FRAME 600x600 SL/TS 12.5T

    Access Chamber Comp Cover/Galv Frame 600X600 Sl/Ts 12.5T access chamber for underground drainage systems.
    £222.53 INC VAT
    Picture of ACC NAYLOR METRO ACCESS BOX 450 x 300 x 330mm

    ACC NAYLOR METRO ACCESS BOX 450 x 300 x 330mm

    Access Chamber Naylor Metro Access Chamberess Box 450 X 300 X 330Mm access chamber for underground drainage systems.
    £38.33 INC VAT
    Picture of ACC NAYLOR METRO ACCESS BOX 450 x 450 x 330mm

    ACC NAYLOR METRO ACCESS BOX 450 x 450 x 330mm

    Access Chamber Naylor Metro Access Chamberess Box 450 X 450 X 330Mm access chamber for underground drainage systems.
    £42.53 INC VAT
    Picture of ACC NAYLOR METRO ACCESS BOX 600 x 450 x 330mm

    ACC NAYLOR METRO ACCESS BOX 600 x 450 x 330mm

    Access Chamber Naylor Metro Access Chamberess Box 600 X 450 X 330Mm access chamber for underground drainage systems.
    £48.36 INC VAT
    Picture of ACC NAYLOR METRO ACCESS BOX 600 x 600 x 330mm

    ACC NAYLOR METRO ACCESS BOX 600 x 600 x 330mm

    Access Chamber Naylor Metro Access Chamberess Box 600 X 600 X 330Mm access chamber for underground drainage systems.
    £52.73 INC VAT
    Picture of ACO GroundGuard tile 585x385mm

    ACO GroundGuard tile 585x385mm

    ACO GroundGuard Tile 585 × 385mm is a robust ground stabilisation tile designed to create durable, permeable surfaces for pedestrian and light-vehicle use. Ideal for protecting grass, gravel, and soil surfaces, GroundGuard tiles provide a strong yet discreet solution that helps prevent rutting, erosion, and surface damage while maintaining natural drainage.…
    £7.44 INC VAT
    Picture of ACO HexDrain® accessory set black (319285)

    ACO HexDrain® accessory set black (319285)

    ACO HexDrain® Accessory Set – Black (319285) is a comprehensive finishing kit designed to support the correct installation and completion of ACO HexDrain linear drainage systems.…
    £19.06 INC VAT
    Picture of ACO HexDrain® Brickslot channel assembly c/w slotted plastic grating 1000mm A15

    ACO HexDrain® Brickslot channel assembly c/w slotted plastic grating 1000mm A15

    ACO HexDrain® Brickslot Channel Assembly c/w Slotted Plastic Grating 1000mm A15 is a discreet linear drainage solution designed to integrate seamlessly into paved and blockwork surfaces.…
    £30.04 INC VAT