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Drainage

Drainage moves surface water away from an area. Drainage products from sump units, gratings, couplings, end caps and much more; Howarth have everything you need to complete your drainage system. 

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  • Brett Martin 87.5' Long Radius Blown Socket Duct Bend Black

    Brett Martin 87.5' Long Radius Blown Socket Duct Bend Black

    £32.33 - £127.52 each (Ex VAT)
    £38.80 - £153.02 each (Inc VAT)
    Long radius duct bend at 87 1/2 degree with blown socket for easy connection to a range of general purpose duct pipes from 53.9mm to 200mm. Quick & Easy to Install due to its lightweight but robust nature and how easy it is to Joint.
  • Brett Martin Blown Socket Cable Duct Pipe GP Black

    Brett Martin Blown Socket Cable Duct Pipe GP Black

    £28.77 - £188.15 each (Ex VAT)
    £34.52 - £225.78 each (Inc VAT)
    General purpose duct pipe with blown socket for easy connection to a range of duct fittings from 53.9mm to 200mm. This product is lightweight and robust which makes it incredibly easy to install and fit, saving you time on site.
  • Brett Martin Flex Coupler Clay to PVC Black

    Brett Martin Flex Coupler Clay to PVC Black

    £19.83 - £45.59 each (Ex VAT)
    £23.80 - £54.71 each (Inc VAT)
    A flexible adapter oupler designed to attach flexible clay to a PVCu plastic pipes between either 133-112mm or 190-162mm depending on the product you choose. These produccts are safe to handle, lightweight and incredibly easy to install.
  • Brett Martin Flex Coupler PVC to PVC Black

    Brett Martin Flex Coupler PVC to PVC Black

    £18.88 - £42.52 each (Ex VAT)
    £22.66 - £51.02 each (Inc VAT)
    A flexible adapter oupler designed to attach a PVC to a PVC pipe between either 110-75/85mm or 162-162mm depending on the product you choose. These products are safe to handle, lightweight and incredibly easy to install.
  • Brett Martin Double Socket PVC Coupler Terracotta

    Brett Martin Double Socket PVC Coupler Terracotta

    £55.09 - £130.20 each (Ex VAT)
    £66.11 - £156.24 each (Inc VAT)
    A PVC double socket coupler available in either 200mm or 315mm. These products are manufactured in the UK and conform to BS EN 1401:2019 and Kite Marked. Fast and easy to install to install these products due to their lightweight and durable nature.
  • Brett Martin Double Socket PVC (BS) Coupler Terracotta

    Brett Martin Double Socket PVC (BS) Coupler Terracotta

    £8.40 - £24.80 each (Ex VAT)
    £10.08 - £29.76 each (Inc VAT)
    Double socket coupler suitable for use with Brett Martin's 110mm or 160mm drain systems. Manufactured in the UK and conform to BS EN 1401. They are incredibly durable, lightweight and easy to install underground drainage coupler, due to their easy...
  • Brett Martin Double Socket PVC Slip Coupler Terracotta

    Brett Martin Double Socket PVC Slip Coupler Terracotta

    £14.99 - £31.86 each (Ex VAT)
    £17.99 - £38.23 each (Inc VAT)
    Double socket slip coupler suitable for use with Brett Martin's 110mm / 6inch or 160mm / 8inch drain systems. Manufactured in the UK and conform to BS EN 1401. They are incredibly durable, lightweight and easy to install underground drainage coupler,...
  • Brett Martin Socket Plug Terracotta

    Brett Martin Socket Plug Terracotta

    £12.09 - £247.77 each (Ex VAT)
    £14.51 - £297.32 each (Inc VAT)
    Spare socket plug for sealing off 110mm or a 160mm drainage pipe or fitting outlet. Manufactured in the UK and conform to BS EN 1401. They are incredibly durable, lightweight and easy to install into the designated slot.
  • Brett Martin Single Socklet Level Invert Reducer Taper Terracotta

    Brett Martin Single Socklet Level Invert Reducer Taper Terracotta

    £31.89 - £377.60 each (Ex VAT)
    £38.27 - £453.12 each (Inc VAT)
    A underground sewer pipe level invert reducer or taper is essentially a tool to reduce the size to the next diameter. Designed to offer the installer maximum choice and flexibility. Every product has been designed with ease of installation in mind. All...
  • Brett Martin Plain End Pipe Terracotta 6m

    Brett Martin Plain End Pipe Terracotta 6m

    £662.93 - £1,709.21 each (Ex VAT)
    £795.52 - £2,051.05 each (Inc VAT)
    Manufactured from high-grade lightweight PVC-U, this product is available in either 315mm, 250mm or 400mm widths and 6m in length. Plain ended pipes are an easy to install product that can be used with a variety of drainage systems. It features a...
  • Brett Martin Single Socket Access Pipe Terracotta

    Brett Martin Single Socket Access Pipe Terracotta

    £44.78 - £150.12 each (Ex VAT)
    £53.74 - £180.14 each (Inc VAT)
    Available in either 110mm (4 Inch) or 160mm (6 Inch) PVC underground drainage Access Pipes. These single socket pipes have a Screw down cover for easy access to the Drainage System. Manufactured in the UK under a quality management system certified to...
  • Brett Martin Lubricant Gel Blue 0.5Kg 90 x 150 x 150mm

    Brett Martin Lubricant Gel Blue 0.5Kg 90 x 150 x 150mm

    Brett Martin Lubricant Gel Blue 0.5Kg 90 x 150 x 150mm is a quick & easy product to Install due to it's lightweight and durable nature. Lubricant gel for use when jointing drainage pipes and fittings. All Brett Martin products are manufactured under a...
  • Brett Martin Lubricant Gel Clear 5Kg 200 x 200 x 300mm

    Brett Martin Lubricant Gel Clear 5Kg 200 x 200 x 300mm

    Brett Martin Lubricant Gel Clear 5Kg 200 x 200 x 300mm is a quick & easy product to Install due to it's lightweight and durable nature. Lubricant gel for use when jointing drainage pipes and fittings. All Brett Martin products are manufactured under a...
  • Brett Martin Silicone Spray Lubricant Clear 72 x 72 x 197mm

    Brett Martin Silicone Spray Lubricant Clear 72 x 72 x 197mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Silicone Spray Lubricant Clear 72 x 72 x 197mm are manufactured under...
  • Brett Martin Round Hopper And Grid Black 210 x 210 x 80mm

    Brett Martin Round Hopper And Grid Black 210 x 210 x 80mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Round Hopper And Grid Black 210 x 210 x 80mm are manufactured under a...
  • Brett Martin Rectangular Hopper And Grid Black 290 x 210 x 100mm

    Brett Martin Rectangular Hopper And Grid Black 290 x 210 x 100mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Rectangular Hopper And Grid Black 290 x 210 x 100mm are manufactured...
  • Brett Martin Square Hopper And Grid Black 210 x 210 x 140mm

    Brett Martin Square Hopper And Grid Black 210 x 210 x 140mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Square Hopper And Grid Black 210 x 210 x 140mm are manufactured under...
  • Brett Martin 110mm Back Inlet Gully Raising Piece Black 200 x 160 x 160mm

    Brett Martin 110mm Back Inlet Gully Raising Piece Black 200 x 160 x 160mm

    Rising piece for Brett Martin's bottle gully. All Brett Martin products are manufactured under a quality management system certified to BS EN ISO 9001:2015 offering you peace of mind that these products will satisfy current industry and legislative...
  • Brett Martin 110mm Low Trapped Gully Black 300 x 135 x 230mm

    Brett Martin 110mm Low Trapped Gully Black 300 x 135 x 230mm

    Low trapped gully for use with 110mm drainage system. All Brett Martin products are manufactured under a quality management system certified to BS EN ISO 9001:2015 offering you peace of mind that these products will satisfy current industry and...
  • Brett Martin 110mm Integral Rectangular Hopper Black 275 x 225 x 180mm

    Brett Martin 110mm Integral Rectangular Hopper Black 275 x 225 x 180mm

    Low trapped rectangular gully for use with 110mm drainage system. All Brett Martin products are manufactured under a quality management system certified to BS EN ISO 9001:2015 offering you peace of mind that these products will satisfy current industry...
  • Brett Martin 160mm Square Hopper 110mm Solvent Socket Terracotta 160 x 160 x 104mm

    Brett Martin 160mm Square Hopper 110mm Solvent Socket Terracotta 160 x 160 x 104mm

    160mm x 160mm Square Hopper with solvent socket connection to 110mm drain system All Brett Martin products are manufactured under a quality management system certified to BS EN ISO 9001:2015 offering you peace of mind that these products will satisfy...
  • Brett Martin Hoppers Square 110mm & Grid Black 160 x 160 x 240mm

    Brett Martin Hoppers Square 110mm & Grid Black 160 x 160 x 240mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Hoppers Square 110mm & Grid Black 160 x 160 x 240mm are manufactured...
  • Brett Martin Square Hopper 160mm with 110mm Inlet Black 160 x 220 x 240mm

    Brett Martin Square Hopper 160mm with 110mm Inlet Black 160 x 220 x 240mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Square Hopper 160mm with 110mm Inlet Black 160 x 220 x 240mm are...
  • Brett Martin Low Level 'P' Trap Gully 110mm Terracotta 325 x 155 x 130mm

    Brett Martin Low Level 'P' Trap Gully 110mm Terracotta 325 x 155 x 130mm

    Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin Low Level 'P' Trap Gully 110mm Terracotta 325 x 155 x 130mm are...

Drainage

The drainage of rainwater is significantly important when starting a construction project, as without any efficient drainage we would be prone to increased flooding, which could ultimately cause problems for buildings and the land itself.

At Howarth, we offer a wide range of ACO products to provide a solution for controlling surface water. Plastic drainage systems are widely popular because of how lightweight, flexible, and easy to use they are. They are also incredibly strong and can transport water through land that may have been contaminated. Our rainwater plastic plumbing systems have been designed to collect and transport rainwater for harvesting (for example, a garden) or for directing it to the main drainage system. Drainage pipes are typically one of the ways in which we can direct water flows and are efficient in providing optimal garden and property drainage, decreasing the likelihood of groundwater.

If you are interested in purchasing any drainage pipes or products, or are just seeking further advice, please contact your local friendly Howarth branch.

How to guides


Residential drainage solutions

Let’s look at the features to consider when installing residential water management solutions…


A Class Apart: Drainage Load Classes

A class apart: all you need to know when it comes to drainage.