BS 8558:2015 is the primary British Standard providing complementary guidance to the BS EN 806 series for the design, installation, testing, and maintenance of services supplying water for domestic use within buildings and their curtilages. It formally replaced the withdrawn BS 6700 on August 1, 2012, to align UK practices with European specifications while retaining essential regional requirements like underground pipework guidance. Core Purpose and Scope
Unlike prescriptive codes that tell you exactly what measurement to use, BS 8558 acts as a best-practice guide. It bridges the gap between the Water Supply (Water Fittings) Regulations (often referred to as the Water Byelaws) and the European standard BS EN 806.
within a building's boundary (curtilage); BS 8558 provides this specific UK guidance. Risk Management : A major focus of the 2015 update is the prevention of Legionella bs 8558 pdf
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BS 8558 recommends the use of various types of backflow prevention devices, including: BS 8558:2015 is the primary British Standard providing
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By understanding and implementing BS 8558, organizations can ensure that their water treatment operations meet the necessary quality standards, protecting public health and the environment. It bridges the gap between the Water Supply
Health & Safety Executive (HSE) guidance (often called ACoP L8) references BS 8558 for technical water system design. The standard details:
BS 8558:2015 is the British Standard that provides essential guidance on the design, installation, and maintenance of domestic water services within buildings. It acts as a companion to the European standard BS EN 806, filling in the technical gaps specifically for the UK. Core Purpose