Hopper head plastic down pipe.

[cardiy]

I want to change over my old cast iron hopper head and cast iron down pipe ,which has about 4 waste pipes entering it,what is the largest black plastic pipe thay i can buy with a plastic hopper head,thanks.

 

[Wangerman]

I know you can get 4" downpipe in brown so you should be able to get it in black try a drainage centre

 

[Hugh Jaleak]

Domestic use, normally a 68mm dia downpipe, but larger hoppers using 110mm pipe are available. (Hunter Highflo system is available in grey and black at that size.)