What size is a standard soil stack?

110mm is the standard soil and vent pipe size for multi-storey buildings in Ghana and the UK.

Soil Pipe vs Waste Pipe: Sizes and Differences

V-UK Admin31 Aug 20267 min read206 views

FittingsPlumbing GuideStandards

Drainage systems use different pipe types for different functions. Soil pipes carry toilet waste; waste pipes serve sinks and appliances.

V-UK products mentioned in this article

110mm soil and vent pipe for above-ground drainage stacks.

40mm waste pipe for sinks, basins and appliance discharge.

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V-UK Admin

V-UK technical & marketing team

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