Althon Logo

T: 01603 488700 | E: sales@althon.co.uk

You are not logged in. Login | Register

Menu
  • Home
  • Products
      • Precast Concrete Headwalls
        • Headwall Specification Tool
        • Standard Precast Concrete Headwalls
        • Sewers for Adoption (SFA) Headwalls
        • SFA Inlet and Outlet Headwalls
        • Rectangular Sewers for Adoption (RSFA) Concrete Headwalls
        • Anglian Water Headwalls
        • Angled Precast Headwalls
        • Rectangular Headwall Range
        • Rectangular Channel Headwalls
        • Culvert Headwalls
        • Precast Headwalls with Penstocks
        • Splayed Wing Wall Headwalls
        • Narrow Headwalls
        • SFA Headwalls with Precast Steps
        • Swale Inlet Headwall Range
        • Mitred Headwalls
        • Bespoke Headwalls
        • Althon Prefabricated Drainage Headwalls
      • Flow Control & Flood Prevention
        • Penstock Valves
        • Flap Valves
        • Duckbill Valves
        • Althon MWStop
        • Stop Silent Light Valves
        • Hand Stop Gate
        • Safety Chains
        • Stoplogs
        • Orifice Plates
        • Mammal Shelves & Ledges
      • Drainage Channel Range
        • High Capacity Drainage Channel
        • Heavy Duty Polymer Concrete Drainage Channel
        • GRP Lightweight Drainage Channel
        • Heavy Duty Traffic Drain
      • Gratings & Penstock Chambers
        • Sewers For Adoption Outfall Safety Grilles
        • Sloped and Circular Trash Screens and Gratings
        • Precast Concrete Penstock Manhole Chambers
        • Precast Concrete Inspection Chambers
        • Precast Concrete Penstock Endwalls
        • Precast Concrete Silt Traps
      Close Menu
  • Headwalls
  • Headwall Video
  • Headwall Design
  • News
  • Gallery
  • Case Studies
  • About Us
  • Contact

GRC Headwalls

  • Products
  • Precast Concrete Headwalls
  • Standard Precast Concrete Headwalls
  • GRC Headwalls

Althon Limited are manufacturers of Glass Reinforced Cement headwalls that are suitable for the smaller pipe outlets used for ponds and ditches, where the pipe size is between 80mm and 300mm.

If you require any assistance or more information please contact us by phone on 01603 488700 or by email sales@althon.co.uk

Brochures and Datasheets

Standard Headwall Range

Download
H3G Headwall

H3G Headwall

  • Up to 300mm Pipework
  • Weighs Only 150KG
Althon GRC Small Headwall

Althon GRC Small Headwall

  • Up to 150mm Pipework
  • One Piece GRC Headwall
Althon GRC Large Headwall

Althon GRC Large Headwall

  • Up to 300mm Pipework
  • One Piece GRC Headwall
Althon GRC Small Headwall + 100mm Spigot Mounted Flap Valve

Althon GRC Small Headwall + 100mm Spigot Mounted Flap Valve

One piece GRC Headwall

100mm Spigot Mounted Flap Valve 

Althon GRC Small Headwall + 150mm Spigot Mounted Flap Valve

Althon GRC Small Headwall + 150mm Spigot Mounted Flap Valve

One piece GRC Headwall

150mm Spigot Mounted Flap Valve

Althon GRC Large Headwall + 225mm Spigot Mounted Flap Valve

Althon GRC Large Headwall + 225mm Spigot Mounted Flap Valve

One piece GRC Headwall

225mm Spigot Mounted Flap Valve

Althon GRC Large Headwall + 300mm Spigot Mounted Flap Valve

Althon GRC Large Headwall + 300mm Spigot Mounted Flap Valve

One piece GRC Headwall

300mm Spigot Mounted Flap Valve

  • Home
  • Products
  • Headwall Video
  • News
  • Gallery
  • Case Studies
  • About Us
  • Contact
  • Privacy Policy
  • Terms and Conditions
  • Cookie Policy
Find us on Instagram Follow us on LinkedIn
Althon Logo

Althon Limited, Vulcan Road South, Norwich, NR6 6AF
Registered in England No: 01579423
VAT Registration Number: 525 3975 28

Copyright © Althon Limited 2026