Plumb basin waste to bath then toilet

[bigman12]

Hi People,

Am installing waste pipe in a new bathroom. Am just after some advise or tips ..

Am wanting to plumb my basin waste 32 mm in to my bath waste 40mm and then on to my toilet. Am sure it's been done 100's of times before but before i start am just after some advise how its best to do and what fittings / traps would be best..

Thanks in advise for any help you can give

)

bigman12

 

[denso13]

Not ideal, use separate wastes if possible. If you have to use one then use anti-syphon traps on the bath and whb, which may help.

 

[TicklyT]

Running the combined waste in 50mm 'south' of the tee can help too.