Surface water drainage products and systems to collect, treat, store and release stormwater and rainwater from highways, pavements, industrial hardstandings and driveways on EXTERNAL WORKS. Helping you find the best product for your project.
1-15 of 371
  • ACO Water Management: ACO StepDrain threshold drainage
    ACO StepDrain threshold drainage
    ACO Water Management
    Product, 11 November 2019
    Product
    SAVE Product
  • Althon: Chieftan inspection chamber 1220 x 1070 x 1120
    Chieftan inspection chamber 1220 x 1070 x 1120
    Althon
    Product, 02 July 2018
    Product
    SAVE Product
  • Althon: AH10 C angled headwall range, backwall height 1250-2130
    AH10 C angled headwall range, backwall height 1250-2130
    Althon
    Product, 13 September 2018
    Product
    SAVE Product
  • Althon: Rectangular Sewers for Adoption (RSFA) Headwalls
    Rectangular Sewers for Adoption (RSFA) Headwalls
    Althon
    Product, 28 February 2019
    Product
    SAVE Product
  • ACO Water Management: ACO RainDrain B 125
    ACO RainDrain B 125
    ACO Water Management
    Product, 13 November 2019
    Product
    SAVE Product
  • ACO Water Management: ACO KerbDrain® combined kerb and drainage system
    ACO KerbDrain® combined kerb and drainage system
    ACO Water Management
    Product, 28 May 2021
    Product
    SAVE Product
  • Althon: H6C headwall range, 1100-2050mm backwall height
    H6C headwall range, 1100-2050mm backwall height
    Althon
    Product, 14 September 2018
    Product
    SAVE Product
  • Althon: 316 stainless steel orifice plates - flat
    316 stainless steel orifice plates - flat
    Althon
    Product, 08 October 2019
    Product
    SAVE Product
  • Althon: AH10 left hand angled headwall
    AH10 left hand angled headwall
    Althon
    Product, 27 February 2019
    Product
    SAVE Product
  • Althon: SFA (Sewers for adoption) headwalls
    SFA (Sewers for adoption) headwalls
    Althon
    Product, 08 July 2019
    Product
    SAVE Product
  • Althon: SFA27 A headwall, backwall height 1300
    SFA27 A headwall, backwall height 1300
    Althon
    Product, 14 September 2018
    Product
    SAVE Product
  • ELIQUO HYDROK: ALPHEUS® flow control regulators - AT, AS and AA
    ALPHEUS® flow control regulators - AT, AS and AA
    ELIQUO HYDROK
    Product, 11 November 2019
    Product
    SAVE Product
  • Althon: H50C headwall, backwall height 815
    H50C headwall, backwall height 815
    Althon
    Product, 13 September 2018
    Product
    SAVE Product
  • SDS: SDS Aqua-Swirl™ Hydrodynamic Stormwater Separator
    SDS Aqua-Swirl™ Hydrodynamic Stormwater Separator
    SDS
    Product, 18 March 2020
    Product
    SAVE Product
  • Althon: Concrete headwalls with Tideflex valves
    Concrete headwalls with Tideflex valves
    Althon
    Product, 01 July 2020
    Product
    SAVE Product
  • ACO Water Management: ACO StepDrain threshold drainage
    ACO StepDrain threshold drainage
    ACO Water Management
    ACO StepDrain is a high quality unobtrusive level threshold drainage system, fitted with a stainless steel Heelguard grating. The system is compliant with Part M of the Building Regulations for England and Wales and section 4 of...
    SAVE Product
  • Althon: Chieftan inspection chamber 1220 x 1070 x 1120
    Chieftan inspection chamber 1220 x 1070 x 1120
    Althon
    The Althon Range of Chieftan Precast Inspection Chambers has been designed to make installation on-site as straightforward as possible. Each inspection chamber comes in two halves with a reinforced cover slab. The units are cast...
    SAVE Product
  • Althon: AH10 C angled headwall range, backwall height 1250-2130
    AH10 C angled headwall range, backwall height 1250-2130
    Althon
    The AH10 C angled headwall is a standard one-piece precast reinforced concrete headwall for pipes with internal diameters up to 900mm. They allow pipework entering a watercourse at an angle, or for an outfall to be sited on a...
    SAVE Product
  • Althon: Rectangular Sewers for Adoption (RSFA) Headwalls
    Rectangular Sewers for Adoption (RSFA) Headwalls
    Althon
    Althon Rectangular Precast Headwalls are Sewers for Adoption compliant precast concrete headwalls for outfalls discharging into ponds, swales, ditches beaches and rivers. RSFA precast headwalls come with the option of two...
    SAVE Product
  • ACO Water Management: ACO RainDrain B 125
    ACO RainDrain B 125
    ACO Water Management
    ACO RainDrain B 125 polymer concrete light duty channel drainage system with cast iron grating. Manufactured from Vienite, ACO’s high strength recycled polymer concrete, the 1m channel unit comes complete with a cast iron grating...
    SAVE Product
  • ACO Water Management: ACO KerbDrain® combined kerb and drainage system
    ACO KerbDrain® combined kerb and drainage system
    ACO Water Management
    ACO KerbDrain is an award-winning combined kerb and drainage system that has been designed to form an integral part of modern sustainable surface water management solutions. It is the first combined kerb drainage system of its...
    SAVE Product
  • Althon: H6C headwall range, 1100-2050mm backwall height
    H6C headwall range, 1100-2050mm backwall height
    Althon
    A one-piece reinforced concrete headwall to suit plastic or clayware pipes up to 500mm or PCC pipes up to 450mm. Available with three standard backwall heights, 1.1m, 1.5m and 2m; lifting points cast in to each wingwall for safe...
    SAVE Product
  • Althon: 316 stainless steel orifice plates - flat
    316 stainless steel orifice plates - flat
    Althon
    Flat orifice plates in 316 stainless steel to restrict and regulate the flow of water. The opening in the plate can be manufactured to specified dimensions and positions. All necessary fixing materials and an EPDM seal with every...
    SAVE Product
  • Althon: AH10 left hand angled headwall
    AH10 left hand angled headwall
    Althon
    AH10 left-hand angled headwall is a precast reinforced concrete headwall for pipes with ID up to 900mm. They allow pipework entering a watercourse at an angle, or for an outfall to be sited on a river bend. Pipes can be plastic,...
    SAVE Product
  • Althon: SFA (Sewers for adoption) headwalls
    SFA (Sewers for adoption) headwalls
    Althon
    Althon Sewers for Adoption (SFA) precast concrete headwalls should be used when part of a Section 104 Agreement and the sewers are to be adopted once completed by the local Water Company. The materials used and installation must...
    SAVE Product
  • Althon: SFA27 A headwall, backwall height 1300
    SFA27 A headwall, backwall height 1300
    Althon
    SFA27 A precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 675mm for PCC pipework and 750mm for plastic and clayware pipework. Backwall height...
    SAVE Product
  • ELIQUO HYDROK: ALPHEUS® flow control regulators - AT, AS and AA
    ALPHEUS® flow control regulators - AT, AS and AA
    ELIQUO HYDROK
    ALPHEUS flow regulators are a proven, cost-effective technique for regulating flows from as little as 6 l/s for storm water and 2 l/s for surface water applications. The ALPHEUS regulators are designed with automatic blockage...
    SAVE Product
  • Althon: H50C headwall, backwall height 815
    H50C headwall, backwall height 815
    Althon
    A one piece concrete headwall to suit pipes up to 600mm internal diameter. These headwalls can be used when the ditch bank is very shallow approx 1:3.3 They can be provided with fixings for grating, flap valves or with a full...
    SAVE Product
  • SDS: SDS Aqua-Swirl™ Hydrodynamic Stormwater Separator
    SDS Aqua-Swirl™ Hydrodynamic Stormwater Separator
    SDS
    Aqua-Swirl™ is a hydrodynamic separator used in water management systems to capture pollutants, such as oil and debris, within surface water runoff. It can effectively eliminate more than 80% of total suspended solids.
    SAVE Product
  • Althon: Concrete headwalls with Tideflex valves
    Concrete headwalls with Tideflex valves
    Althon
    Althon manufacture concrete headwalls with Tideflex duckbill valves. The duckbill valves are factory fitted to precast headwalls ensuring they fit properly every time and reducing installation time on site. Multiple duckbill...
    SAVE Product