What does wras control in plumbing mean?
Question:
Answers:
Pipes conveying rainwater, greywater and reclaimed
water for collection, storage, treatment and
distribution must not be laid in ground contaminated
or likely to have been contaminated by faecal matter.
There is a risk of cross contamination via leaking
joints in the greywater, rainwater or reclaimed water
pipes and any pipes carrying foul fluids. Sources of
faecal matter include sewers, foul drainage, septic
tanks or other solid or liquid waste storage.
http://www.wras.co.uk/pdf_files/ign%209-...
WRAS stands for Water Regulations Advisory Scheme.
The WRAS approve water fittings and materials like pipe fittings and coatings.
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