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Althon

   Norwich, NR6 6AF   View on map
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  • Althon: Standard precast concrete headwalls
    Standard precast concrete headwalls
    Althon
    Althon's standard range of headwalls can accommodate pipework up 2100mm. Multiple pipe openings can be precast into outfalls if required. As standard Althon will cast in the pipe openings 100-150mm above the spillway.
  • Althon: High-capacity channel drainage systems
    High-capacity channel drainage systems
    Althon
    Althon's high-capacity channel drainage systems are made from glass-reinforced concrete. This enables the installation of long, uninterrupted runs, without the need for intermediate outfalls. The trapezoidal-shape of the...
  • 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...
  • 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...
  • Althon: Angled precast concrete headwalls
    Angled precast concrete headwalls
    Althon
    Althon's concrete angled headwalls are often specified where the outfall is on a bend and the water needs to flow from the headwall at an appropriate angle to the watercourse
  • 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
  • Althon: Splayed Wing Wall Headwalls
    Splayed Wing Wall Headwalls
    Althon
    Althon SP ‘Splayed Wing Wall Headwalls’ are precast headwalls produced with a higher wing walls at the front of the apron. SP precast headwalls are for inlets or outlets situated in locations with high or steep embankments...
  • Althon: Precast concrete headwalls for culverts
    Precast concrete headwalls for culverts
    Althon
    Althon culvert headwalls recess the inflow and outflow at the end of the pipe or culvert into the slope to improve entrance flow conditions, and to anchor the pipe and prevent disjointing due to excessive velocities
  • Althon: Precast concrete headwalls with factory-fitted options
    Precast concrete headwalls with factory-fitted options
    Althon
    Precast concrete headwalls – the largest range in the UK. To make the selection of a precast concrete headwall and its associated factory-fitted accessories as easy as possible, Althon provides an online Headwall...
  • Althon: Precast concrete headwalls with penstocks
    Precast concrete headwalls with penstocks
    Althon
    Althon precast concrete headwalls can be supplied to site with factory-fitted penstocks. As standard, Althon offers penstocks fitted to headwalls to suit pipework from 100 up to 1500mm. When required, Althon can provide...
  • Althon: SFA concrete headwalls with precast steps
    SFA concrete headwalls with precast steps
    Althon
    Althon offers precast concrete SFA (Sewers for Adoption) compliant headwalls, complete with precast concrete steps. Typically, Althon's precast headwalls with steps will be supplied with an appropriate Sewers for Adoption...
  • Althon: Bespoke precast concrete headwalls
    Bespoke precast concrete headwalls
    Althon
    Althon offers a full design and build service for bespoke headwall requirements, resulting in the manufacture and supply of a precast bespoke headwall that is uniquely tailored to a specific set of criteria.
  • Althon: H3C headwall, backwall height 800
    H3C headwall, backwall height 800
    Althon
    A one-piece reinforced concrete headwall to suit plastic or clayware pipes up to 300mm or PCC pipes up to 225mm. Stainless steel sockets are provided for the attachment of gratings; lifting points are cast in to each...
  • 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...
  • 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...