400mm pipe mounted circular gratings are suitable for pipework with an internal diameter of 400mm

Althon circular pipe mounted gratings are manufactured as standard in galvanised mild steel for pipe diameters from 300mm up to 1500mm.

Our pipe gratings are hinged and lockable and are designed to be mounted inside the opening of the pipe. We can manufacture our pipe mounted circular gratings in stainless steel on request. 

We are able to manufacture any size pipe mounted grating required over and above 300mm. Pipe mounted gratings are hot dip galvanised to BS EN 1461 after fabrication 

400mm Pipe Mounted Grating line drawing
Product Name
Max Pipe Opening Plastic / C'ware
Max Pipe Opening PCC
400mm Pipe Mounted Grating
400mm
400mm

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    400mm Pipe Mounted Grating