Integrated stormwater management solutions on EXTERNAL WORKS. Helping you find the best product for your project.
1-15 of 139
  • Polypipe Civils: RIDGISTORM-X4 stormwater treatment system
    RIDGISTORM-X4 stormwater treatment system
    Polypipe Civils
    RIDGISTORM-X4 is a prefabricated chamber containing a 4-stage filtration system, used for the treatment of surface water run-off. It can remove heavy particles, silt, nutrients and heavy metals, such as copper, zinc and...
  • Althon: SFA10 D headwall, backwall height 1520
    SFA10 D headwall, backwall height 1520
    Althon
    SFA10 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 750mm. Backwall height 1520mm
  • Althon: H3G GRC headwall
    H3G GRC headwall
    Althon
    The H3G GRC headwall is a precast glass-reinforced cement headwall with an opening to suit 150mm diameter pipes and knockout webs to enlarge to 225mm and 300mm diameter pipes. Cost-effective alternative to in-situ structures...
  • 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...
  • Althon: Rectangular precast concrete headwalls
    Rectangular precast concrete headwalls
    Althon
    Althon manufactures a comprehensive range of rectangular headwalls, including versions that are SFA (Sewers for Adoption) compliant
  • Polypipe Civils: Polystorm-R geocellular systems for trafficked areas
    Polystorm-R geocellular systems for trafficked areas
    Polypipe Civils
    Polystorm-R modular geocellular structures are used for the control and management of surface water in trafficked applications and at a variety of burial depths. They are designed to withstand vertical loads of up to 61...
  • Althon: SFA20 B headwall, backwall height 1650
    SFA20 B headwall, backwall height 1650
    Althon
    SFA20 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1050mm. Backwall height 1650mm
  • Althon: XLA LH 25 headwall, 1030 backwall height
    XLA LH 25 headwall, 1030 backwall height
    Althon
    A one-piece reinforced concrete Headwall to suit Twin Wall Pipes up to 500mm ID and PCC pipes up to 450mm ID. 1030mm backwall height. Approximate headwall weight: 4250kg.
  • 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...
  • Althon: H7C headwall range, 1100mm, 1550mm, 2050mm backwall
    H7C headwall range, 1100mm, 1550mm, 2050mm backwall
    Althon
    A one-piece reinforced concrete headwall to suit plastic or clayware pipes up to 525mm 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...
  • Hydro International: Hydro-Brake Optimum vortex flow control
    Hydro-Brake Optimum vortex flow control
    Hydro International
    Hydro-Brake® Optimum is a self-activating vortex flow control with no moving parts and no power requirement. It is used to control the forward flow of water in both surface water applications and foul / combined...
  • Althon: XLS41 headwall, 3436 backwall height
    XLS41 headwall, 3436 backwall height
    Althon
    This is a sectional structure, assembled on site around the drainage pipe. Will accommodate plastic pipe and PCC pipes up to 2400mm ID. Backwall height of 3436mm. Approximate headwall weight of 12000kg.
  • Althon: SFA15 B headwall, backwall height 1650
    SFA15 B headwall, backwall height 1650
    Althon
    SFA15 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1050mm. Backwall height 1650
  • Althon: SFA27 D headwall, backwall height 2350
    SFA27 D headwall, backwall height 2350
    Althon
    SFA27 D precast concrete headwalls are designed to comply with Sewers for Adoption guidelines for pipework discharging into open watercourses for concrete pipework up to 1600mm and plastic / clay pipework up to 1800mm: up to...
  • SDS: Aqua-Filter™ separator & filter for surface water runoff
    Aqua-Filter™ separator & filter for surface water runoff
    SDS
    SDS Aqua-Filter, in conjunction with SDS Aqua-Swirl, is a hydrodynamic separation and filtration system for the removal of fine sediments, nutrients, heavy metals and hydrocarbon pollutants from surface water runoff.