SFA headwalls

FP McCann precast concrete headwalls are designed as end connection points for outfall pipes discharging into open watercourses. Precast units are intended to reduce the need for on-site shuttering and in-situ concrete work. Their use is suited to locations where access is restricted or where environmental conditions require minimal disruption

SFA27 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1050mm. Backwall height 1650mm

SFA20 A precast concrete headwalls are designed to comply with Sewers for Adoption guidelines for pipework discharging into open watercourses for plastic, clay or concrete pipework up to 750mm: up to 750mm Pipework; 1300mm Backwall Height; SFA Compliant. Max Pipe Opening PCC 675, Max Pipe Opening Plastic / Clayware 750, Backwall Height 1300 Approx

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 1600 / 1800mm Pipework; 2350mm Backwall Height; SFA Compliant. Max Pipe Opening PCC 1600 Max Pipe Opening Plastic / Clayware

Althon medium precast headwalls are suitable for pipe sizes ranging from 450 to 900mm concrete or plastic pipework. Headwall openings are cast to suit the outsider diameter of the connecting pipework. Medium headwalls can be factory fitted with a range of accessories such as flap valves, penstocks, gratings and handrails: SFA10 B, C and D

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: 100 to 450mm (concrete

SFA10 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1350mm PCC / 1200mm plastic and clayware. Backwall height 2000mm

SFA15 D precast concrete headwalls are designed to comply with Sewers for Adoption guidelines for pipework discharging into open watercourses for plastic, clay or concrete pipework up to 1200mm up to 1200mm Pipework; 2350mm Backwall Height; SFA Compliant. Max Pipe Opening PCC 1050 Max Pipe Opening Plastic / Clayware 1200 Backwall Height 2350

SFA15 B precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1050mm. Backwall height 1650

Althon large precast headwalls are suitable for pipe sizes ranging from 750 to 1200mm concrete or plastic pipework. Headwall openings are cast to suit the outside diameter of the connecting pipework. Large headwalls can be factory fitted with a range of accessories such as flap valves, penstocks, gratings and handrails: h20C (two piece) headwalls

Althon Sewers for Adoption (SFA) precast concrete headwalls are suitable for connecting pipework to open watercourses, and designed for compliance with Sewerage Sector Guidance and Section 104 Agreements. The range supports single or multiple pipe openings, pipe sizes up to 1500mm, and various backwall heights and toe depths, with options for

Althon SFA Headwalls with Precast Steps are precast concrete headwalls designed for Sewers for Adoption compliance, integrating precast steps, outfall safety grilles, and galvanised steel handrailing with gated access. Made to suit various pipe diameters and types, these headwalls can include fixings for gratings, trash screens, flap valves

SFA15 C precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1200mm. Backwall height 2000mm

SFA20 D precast concrete headwall for connecting pipework discharging into open watercourses. Sewers for Adoption compliant. Pipework up to 1500mm. Backwall height 2350mm

Althon RSFA12 are Sewers for Adoption compliant angled precast concrete headwalls for outfalls discharging into ponds, swales, ditches beaches and rivers. RSFA precast headwalls come with the option of two thicknesses of toe, 300mm and 500mm, each of which is available in three depths. RSFA 12 angled precast concrete headwalls are available with