Bs 8558 Pdf Jun 2026

BS 8558 provides an informative annex (Annex C) for that were originally part of BS 6700.

The standard provides detailed recommendations and technical data, including: BS 8558 and Water Use in Domestic Buildings

Every new or modified service must be thoroughly flushed with wholesome water to remove debris and organic matter that could foster biofilms.

A typical use case – designing a new school kitchen:

Formally titled "Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their cartilages — Complementary guidance to BS EN 806," BS 8558 acts as a bridge. It fills the gaps left by the more generalized European standard, tailoring specific practices to the unique regulatory, climatic, and infrastructural environment of the UK. Core Objectives of the Standard bs 8558 pdf

Accessing the Standard: The Importance of Official PDF Copies

is a critical British Standard that provides complementary guidance to the BS EN 806 series on the design, installation, testing, and maintenance of hot and cold water services for domestic use within buildings. It serves as the primary UK implementation for maintaining safe water hygiene and replaces the older BS 6700 standard, which was withdrawn in 2012. Core Purpose and Scope of BS 8558

Unlike the Water Regulations (which are legally enforceable), BS 8558 is a – compliance is not mandatory by law, but it is the primary reference for demonstrating “good practice” in case of a dispute or prosecution under the Water Supply (Water Fittings) Regulations.

To access the BS 8558 PDF, you can:

: Procedures for thoroughly flushing and disinfecting new or modified services to remove debris and organic matter that could lead to biofilms. Maintenance

: Preventing contamination and the proliferation of waterborne pathogens like Legionella .

It provides improved guidance on the control of Legionella and expanded details on calculating hot water storage capacity. Accessing the BS 8558 PDF

Best practices for laying out pipework, including underground pipes within a building's boundary (which BS EN 806 excludes). BS 8558 provides an informative annex (Annex C)

is a British Standard titled "Guide to the design, installation, testing and maintenance of services supplying water for domestic use within buildings and their cartilages."

: Sizing of pipes and storage cisterns to prevent stagnation.

: Guidance on pipe layouts to avoid water stagnation and "dead legs" where bacteria can grow. Flushing & Disinfection

Facilities managers use the maintenance schedules outlined in the standard to build their site-specific Water Safety Plans and Legionella risk assessments (complying with the HSE’s ACoP L8 guidelines). Summary of Best Practices for Maintenance It fills the gaps left by the more