Althon SFA20 A precast headwalls with steps are two piece Sewers for Adoption compliant reinforced precast concrete headwalls available to suit twinwall or clayware pipework up to 500mm or concrete pipework up to 450mm. SFA20 A precast concrete headwalls with steps are typically supplied with an appropriate Sewers for Adoption compliant outfall safety grille and galvanised steel Kee Klamp® handrailing with gated access.

Althon Sewers for Adoption precast concrete headwalls with steps are cast to suit the diameter and type of pipe being used and can be provided with fixings cast in at the time of manufacture to accommodate gratings, trash screens, flap valves, ladders, guardrails and flow and depth monitoring equipment. The SFA20 A concrete headwall with steps weighs 6145kg / 2723 & 3423kg per half.

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

SFA20 A Headwall with Steps line drawing
Product Name
Max Pipe Opening PCC
Max Pipe Opening Plastic / C'ware
Backwall Height
Approx Headwall Weight (kg)
SFA20 A Headwall with Steps
450
500
1300
6145

This product is based on the SFA20 A Headwall

For additional information and PDF / CAD downloads for this product please click the button opposite

CAD & PDF Downloads

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    SFA20 A Headwall with Steps + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 3 Sided Kee Klamp, Gate And Steps + Sfa1 375 Outfall Safety Grille

    SFA20 A Headwall with Steps + 3 Sided Kee Klamp, Gate And Steps + Sfa1 450 Outfall Safety Grille

    SFA20 A Headwall with Steps + 100mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 150mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 200mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 250mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 300mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 500mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps + Sfa1 375 Outfall Safety Grille

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps + Sfa1 450 Outfall Safety Grille

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 100mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 150mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 200mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 250mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 300mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 400mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 400 x 300mm Toe + 500mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 650 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 650 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps + Sfa1 375 Outfall Safety Grille

    SFA20 A Headwall with Steps + 650 x 300mm Toe + 3 Sided Kee Klamp, Gate And Steps + Sfa1 450 Outfall Safety Grille

    SFA20 A Headwall with Steps + 650 x 300mm Toe + 100mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

    SFA20 A Headwall with Steps + 650 x 300mm Toe + 150mm Flap Valve + 3 Sided Kee Klamp, Gate And Steps

     

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