Bs 8558 Pdf Hot Jun 2026

BS 8558 is the primary code of practice in the United Kingdom for the design and installation of water supply systems in buildings. It provides comprehensive guidance on how to comply with the Water Supply (Water Fittings) Regulations 1999. While often searched for as a free PDF, it is a copyrighted document sold by the British Standards Institution (BSI). A critical component of this standard involves the control of water temperatures—specifically "hot" water—to prevent the growth of Legionella bacteria and scalding injuries.

: Focuses on temperature control to prevent bacterial growth, recommending that hot water be maintained above 50 °C Pipe Sizing (Annex C) bs 8558 pdf hot

For hot water systems, BS 8558 aligns with HSE guidelines (HSG274) to maintain temperatures that inhibit bacterial growth. It recommends storing hot water at or above BS 8558 is the primary code of practice