• BS 5546:1990

    Superseded A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

    Specification for installation of gas hot water supplies for domestic purposes (1st, 2nd and 3rd family gases)

    Available format(s):  Hardcopy, PDF

    Superseded date:  15-10-2000

    Language(s):  English

    Published date:  31-05-1990

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Committees responsible
    1. Scope
    2. Definitions
    3. Materials and components
    4. Selection of system
    5. Planning the installation
    6. Water supply
    7. Gas supply
    8. Electricity supply
    9. Instantaneous water heater installations
    10. Installation of combination appliances
    11. Installation of vented storage water heaters
    12. Installation of unvented storage water heaters of
        capacity exceeding 15 L
    13. Circulator installations
    14. Boiler installations
    15. Water-jacketed tube heater installations
    16. Open-vented circulating systems
    17. Showers for bathing
    18. Advice to user
    1. Maximum permissible lengths of uninsulated hot
        water pipes
    2. Minimum vertical distance between draw-off tap and
        spill-over level
    3. Maximum interval between pipe supports
    1. Circulator installation in cylinder/airing cupboard
    2. Example of a cistern complying with 6.2.1
    3. Examples showing the clear space needed above
        storage cisterns
    4. Typical large instantaneous water heater installation
        on cistern supply
    5. Typical direct circulating system
    6. Temporary connection to primary circuit
    7. Typical indirect circulating system

    Abstract - (Show below) - (Hide below)

    Requirements for the selection and installation of water heating appliances. Reference to combination boilers, showers and 3rd family gases is included.

    General Product Information - (Show below) - (Hide below)

    Committee GSE/30
    Development Note BS DRAFT 92/81729 DC REFERS TO AMD 2
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 5258-9:1989 Safety of domestic gas appliances Specification for combined appliances: fanned-circulation ducted-air heaters/circulators
    BS 6700:1997 Specification for design, installation, testing and maintenance of services supplying water for domestic use within buildings and their curtilages
    BS 5482-1:1994 Domestic butane- and propane-gas-burning installations Specification for installations at permanent dwellings

    Standards Referencing This Book - (Show below) - (Hide below)

    BS 5386-1:1976 Specification for gas burning appliances Gas burning appliances for instantaneous production of hot water for domestic use
    BS 1566-2:1984 Copper indirect cylinders for domestic purposes Specification for single feed indirect cylinders
    BS 1179-6:1980 Glossary of terms used in the gas industry Combustion and utilization including installation at consumers\' premises
    BS 5258-8:1980 Safety of domestic gas appliances Combined appliances: gas fire/back boiler
    BS 5482-1:1979 Domestic butane- and propane-gas-burning installations Installations in permanent dwellings
    BS 5386-2:1981 Specification for gas burning appliances Mini water heaters (2nd and 3rd family gases)
    BS 2871-1:1971 Specification for copper and copper alloys. Tubes Copper tubes for water, gas and sanitation
    PD 6501-1:1982 The preparation of British Standards for building and civil engineering Guide to the types of British Standard, their aims, relationship, content and application
    BS 5258-7:1977 Safety of domestic gas appliances Storage water heaters
    BS 5482-2:1977 Domestic butane- and propane-gas-burning installations Installations in caravans and non-permanent dwellings
    BS 5386-5:1988 Specification for gas burning appliances Specification for gas burning instantaneous water heaters with automatic output variation (2nd and 3rd family gases)
    BS 1212-3:1979 Specification for float operated valves (excluding floats). Diaphragm type (plastics body) for cold water services
    BS 1212-2:1970 Specification for ballvalves (excluding floats) Diaphragm type (brass body)
    BS 1010-2:1973 Specification for draw-off taps and stopvalves for water services (screw-down pattern) Draw-off taps and above-ground stopvalves
    BS 5449-1:1977 Code of practice for central heating for domestic premises. Forced circulation hot water systems
    BS 476-22:1987 Fire tests on building materials and structures Method for determination of the fire resistance of non-loadbearing elements of construction
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