what is wras approval
WRAS approved product mark. The Water Regulations Advisory Scheme (WRAS) is a conformance mark that demonstrates that an item complies with high standards set out by water regulations promulgated in 1999 in the United Kingdom. The WRAS term has become a 'shorthand' within the UK covering three separate areas.he Water Regulations 1999 are enforced as stated above by the UK water supply companies (who essentially act as appointed/authorised enforcement for the UK Government) and this is the fundamental legal requirement.