New Cloakroom Waste Piping query

Oct 27, 2008 4 Replies

Hi



Currently building a new ground floor cloaks with WC and basin - drain run is in, connected and approved by BCO - internally all there is is the end of the 110mm pipe



I want to connect a WC and a basin to this pipe - what's the best way? so far I'm considering a) building a "mini internal stack" with durgo, using a branch "on it's back" and connecting the basin on the vertical, finishing witha durgo; and b) plumbing WC straight to the existing 110mm pipe and "strapping" on the basin waste direct to the 110mm with an anti-vac fitting to preserve the basin trap...



Is either of these the best thing to do? or something else I haven't thought of?



TIA



Jim


I would always consider use of a HepVO trap. Might choose against in the end - but definitely need to consider.

You can also get WC connectors that include a waste pipe connection.

Hi John

Yes I've seen one sort of these (Wickes for eg), where the extra waste connector joins on the "other side" of the elbow of the WC connector - however in the current plan the basin waste would need to connect

*after* the WC.

Are there other variations on these that may suit my situation better? Should a BCO be OK with a strap boss direct to the horizontal 110mm waste pipe (betwixt WC and wall) and a HepVO on the basin waste run?

cheers Jim

Hi John

Yes I've seen one sort of these (Wickes for eg), where the extra waste connector joins on the "other side" of the elbow of the WC connector - however in the current plan the basin waste would need to connect

*after* the WC.

Are there other variations on these that may suit my situation better? Should a BCO be OK with a strap boss direct to the horizontal 110mm waste pipe (betwixt WC and wall) and a HepVO on the basin waste run?

cheers Jim

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