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| Products |
SFA headwalls |
| Material |
Concrete |
| Number of segments |
One piece Two piece |
| Accessories |
Fitted flap valves Fitted railings Gratings SFA safety grilles |
| For use on |
Culverts River outfalls Sewers Swales |
| Conforms to |
Sewers for Adoption (SFA) |
| Max. pipe diameter (mm) |
100-450 (concrete) 600mm (plastic) |
Althon small precast headwalls are suitable for pipe sizes ranging from 100mm to 450mm concrete or 600mm plastic pipework.
Openings are cast to suit the outsider diameter of the connecting pipework. Small headwalls can be factory fitted with a range of accessories such as flap valves, penstocks, gratings and handrails.
