Sewers for Adoption and Sewers for Scotland Guidelines call for an outfall safety grille to be fitted to any headwall with a pipe opening greater than 350mm. Sewers for Adoption Guidelines specify that an outfall safety grille must be a minimum of 270mm wider than the outside diameter of the pipe, have bars at 100mm spacing, be hinged and have a padlock facility.

All our outfall safety grilles, standard gratings and trash screens are hot dip galvanised to BS EN 1461 after fabrication but are all available in stainless steel if required.

Althon provide five types of an Outfall Safety Grille. Type 5 outfall grilles are Networks Outfall Grilles specified for use on headwalls and outfalls to be adopted by United Utilities Plc their Standard Detail STND/00/007 refers.

The 750mm United Utilities specification outfall grille is for use with concrete pipes up to 750mm and twinwall plastic pipes up to 750mm

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

SFA Outfall Safety Grille Type 5 750 line drawing
Product Name
Max Pipe Opening Plastic / C'ware
Max Pipe Opening PCC
SFA Outfall Safety Grille Type 5 750
750mm
750mm

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    SFA5 750 Outfall Safety Grille