BS 7181:1989 PDF

What is BS 7181 – Specification for storage cisterns about?

Storage cisterns are primarily used to store water for domestic and consumptive purposes in households or buildings. Cisterns are typically found in areas where a potable water source is not available in the community, the area yields low well water capacity, or the groundwater quality is poor. BS 7181 specifies the performance requirements for cisterns up to 500 L actual capacity designed for the storage of water for domestic purposes. The main objective of BS 7181 is to provide best industry guidance for storage cisterns to ensure they are fit for providing clean and safe water for domestic use and consumption.