This Information Paper contains information on the types of appliance available and their suitability for various applications. The material has been gathered from manufacturers, international research bodies and standards. The guidance refers to, and complements, existing Codes of Practice and specifications for products.It also gives information on Web sites. It will interest installers and specifiers of plumbing installations, including householders, and anyone specifying low-flow appliances in retrofit programmes or new build. 4 pages.