Table of Contents

Foreword<br>Introduction<br>1 Scope<br>2 Normative references<br>3 Terms and definitions<br>4 General recommendations<br>5 Site inspections and technical pre-installation surveys<br>6 Provision of customer information<br>7 Details of key components<br>8 Installation<br>9 Commissioning and documentation<br>10 Maintenance<br>11 Performance predictions<br>Annexes<br>Annex A (normative) - Bacterial growth and safety in<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;DHW systems<br>Annex B (informative) - Characteristics of an average UK<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;household DHW usage profile<br>Annex C (informative) - Example primary system layouts<br>Annex D (informative) - Site inspection<br>Annex E (normative) - Minimum wall thickness for high-temperature<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;EPDM-based rubber insulation<br>Annex F (informative) - Nominal amounts of DHW supplied<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;by point-of-use appliances that are usually not available<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;for solar preheating<br>Annex G (informative) - Example sizing of collector active area<br>Annex H (informative) - Worked example - Expansion vessel sizing<br>Annex I (informative) - Troubleshooting<br>Annex J (informative) - Methods for calculating loss of irradiation<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;due to shading obstacles<br>Bibliography

Abstract

Provides recommendations and guidance for the installation of common indirect solar domestic hot water (SDHW) systems for all types of building in the UK.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	British Standards Institution
Pages
ISBN
Committee	RHE/25
Supersedes	BS 5918(1989) : 1989 13/30274184 DC : 0 12/30177610 DC : 0