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  • BS 6891(2005) : 2005

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    INSTALLATION OF LOW PRESSURE GAS PIPEWORK OF UP TO 35 MM (R1[1/4]) IN DOMESTIC PREMISES (2ND FAMILY GAS) - SPECIFICATION

    Available format(s):  Hardcopy, PDF

    Superseded date:  30-11-2015

    Language(s):  English

    Published date:  01-01-2008

    Publisher:  British Standards Institution

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

    Committees responsible
    Foreword
    1 Scope
    2 Normative references
    3 Terms and definitions
    4 Competence
    5 Design and planning
    6 Materials
    7 Fittings
    8 Installation
    9 Prevention of corrosion and degradation
    10 Gas tightness testing and purging
    Annex A (informative) - Guide for sizing gas supplies
    Annex B (informative) - Summary and principal conclusions of
            the Advantica Research Project, 'Gas in intermediate
            floors', Report Number 6699
    Bibliography

    Abstract - (Show below) - (Hide below)

    Describes design parameters, materials and methods of installing pipe, in sizes not exceeding (R1[1/4]) (32 mm) for steel and DN 32 for corrugated stainless steel or DN 35 for copper, gas pipework, for the supply of 2nd family gas from the meter to appliances in domestic dwellings.

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

    Committee GSE/30
    Development Note Supersedes 05/30116741 DC and BS 6891(1998). (11/2005) Supersedes 06/30147027 DC. (09/2007) 2005 Edition Re-Issued in June 2008 & incorporates AMD 2 2008. Supersedes 08/30166177 DC. (06/2008)
    Document Type Standard
    Publisher British Standards Institution
    Status Superseded
    Superseded By
    Supersedes

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

    10/30213917 DC : 0 BS 8660-1 - GAS-FIRED MICRO-COGENERATION APPLIANCES OF RATED THERMAL INPUT NOT EXCEEDING 70 KW NET - PART 1: SPECIFICATION FOR SELECTION, INSTALLATION, INSPECTION, COMMISSIONING, SERVICING AND MAINTENANCE OF STIRLING ENGINE MICRO-COGENERATION APPLIANCES
    BS 9991(2015) : 2015 FIRE SAFETY IN THE DESIGN, MANAGEMENT AND USE OF RESIDENTIAL BUILDINGS - CODE OF PRACTICE
    15/30301829 DC : 0 BS 9991 - FIRE SAFETY IN THE DESIGN, MANAGEMENT AND USE OF RESIDENTIAL BUILDINGS - CODE OF PRACTICE
    09/30166542 DC : 0 BS 5546 - SPECIFICATION FOR INSTALLATION AND MAINTENANCE OF GAS-FIRED WATER-HEATING APPLIANCES OF RATED INPUT NOT EXCEEDING 70 KW NET
    BS 6400-2:2006 SPECIFICATION FOR INSTALLATION, EXCHANGE, RELOCATION AND REMOVAL OF GAS METERS WITH A MAXIMUM CAPACITY NOT EXCEEDING 6 M[3]/H - PART 2: MEDIUM PRESSURE (2ND FAMILY GASES)
    BS 9991:2011 FIRE SAFETY IN THE DESIGN, MANAGEMENT AND USE OF RESIDENTIAL BUILDINGS - CODE OF PRACTICE
    BS 5546(2010) : 2010 SPECIFICATION FOR INSTALLATION AND MAINTENANCE OF GAS-FIRED WATER-HEATING APPLIANCES OF RATED INPUT NOT EXCEEDING 70 KW NET
    BS 8660-1(2011) : 2011 GAS-FIRED MICRO-COGENERATION APPLIANCES OF RATED THERMAL INPUT NOT EXCEEDING 70 KW NET - PART 1: SPECIFICATION FOR SELECTION, INSTALLATION, INSPECTION, COMMISSIONING, SERVICING AND MAINTENANCE OF STIRLING ENGINE MICRO-COGENERATION APPLIANCES
    BS 6400-1(2006) : 2006 SPECIFICATION FOR INSTALLATION, EXCHANGE, RELOCATION AND REMOVAL OF GAS METERS WITH A MAXIMUM CAPACITY NOT EXCEEDING 6 M[3]/H - PART 1: LOW PRESSURE (2ND FAMILY GASES)
    11/30203947 DC : 0 BS 9991 - FIRE SAFETY IN THE DESIGN, MANAGEMENT AND USE OF RESIDENTIAL BUILDINGS - CODE OF PRACTICE
    13/30261683 DC : 0 BS 6798 - SPECIFICATION FOR SELECTION, INSTALLATION, INSPECTION, COMMISSIONING, SERVICING AND MAINTENANCE OF GAS-FIRED BOILERS OF RATED INPUT NOT EXCEEDING 70 KW NET
    10/30204527 DC : 0 BS 6172 - SPECIFICATION FOR INSTALLATION AND MAINTENANCE OF DOMESTIC GAS COOKING APPLIANCES (2ND AND 3RD FAMILY GASES)
    BS 6172(2010) : 2010 SPECIFICATION FOR INSTALLATION, SERVICING AND MAINTENANCE OF DOMESTIC GAS COOKING APPLIANCES (2ND AND 3RD FAMILY GASES)
    BS 8499:2009 SPECIFICATION FOR DOMESTIC GAS METER BOXES AND METER BRACKET
    06/30096954 DC : DRAFT APR 2006 BS 5871-4 - SPECIFICATION FOR THE INSTALLATION AND MAINTENANCE OF GAS FIRES, CONVECTOR HEATERS, FIRE/BACK BOILERS AND DECORATIVE FUEL EFFECT GAS APPLIANCES - PART 4: INDEPENDENT GAS-FIRED FLUELESS FIRES, CONVECTOR HEATERS AND HEATING STOVES OF NOMINAL HEAT INPUT NOT EXCEEDING 6 KW (2ND AND 3RD FAMILY GASES)
    08/30166539 DC : DRAFT JULY 2008 BS 6798 - SPECIFICATION FOR INSTALLATION AND MAINTENANCE OF GAS-FIRED BOILERS OF RATED INPUT NOT EXCEEDING 70 KW NET
    15/30253829 DC : 0 BS 3632 - RESIDENTIAL PARK HOMES - SPECIFICATION
    BS 5871-4(2007) : 2007 SPECIFICATION FOR THE INSTALLATION AND MAINTENANCE OF GAS FIRES, CONVECTOR HEATERS, FIRE/BACK BOILERS AND DECORATIVE FUEL EFFECT APPLIANCES - PART 4: INDEPENDENT GAS-FIRED FLUELESS FIRES, CONVECTOR HEATERS AND HEATING STOVES OF NOMINAL HEAT INPUT NOT EXCEEDING 6 KW (2ND AND 3RD FAMILY GASES)
    BS 6798(2014) : 2014 SPECIFICATION FOR SELECTION, INSTALLATION, INSPECTION, COMMISSIONING, SERVICING AND MAINTENANCE OF GAS-FIRED BOILERS OF RATED INPUT NOT EXCEEDING 70 KW NET
    BS PAS 2030(2012) : 2012 IMPROVING THE ENERGY EFFICIENCY OF EXISTING BUILDINGS - SPECIFICATION FOR INSTALLATION PROCESS, PROCESS MANAGEMENT AND SERVICE PROVISION
    09/30205734 DC : 0 BS 5864 - INSTALLATION AND MAINTENANCE OF GAS-FIRED DUCTED AIR HEATERS OF RATED HEAT INPUT NOT EXCEEDING 70 KW NET (2ND AND 3RD FAMILY GASES) - SPECIFICATION
    BS 6798(2009) : 2009 SPECIFICATION FOR INSTALLATION AND MAINTENANCE OF GAS-FIRED BOILERS OF RATED INPUT NOT EXCEEDING 70 KW NET
    BS 6700(2006) : 2006 DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - SPECIFICATION
    BS 5864(2010) : 2010 INSTALLATION AND MAINTENANCE OF GAS-FIRED DUCTED AIR HEATERS OF RATED HEAT INPUT NOT EXCEEDING 70 KW NET (2ND AND 3RD FAMILY GASES) - SPECIFICATION
    BS 7671(2008) : 2008 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS
    BS 7671(2008) : 2018 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS
    14/30281818 DC : 0 BS 6400-1 - SPECIFICATION FOR INSTALLATION, EXCHANGE, RELOCATION, MAINTENANCE AND REMOVAL OF GAS METERS WITH A MAXIMUM CAPACITY NOT EXCEEDING 6 M[3]/H - PART 1: LOW PRESSURE (2ND FAMILY GASES)
    BS EN 14336 : 2004 HEATING SYSTEMS IN BUILDINGS - INSTALLATION AND COMMISSIONING OF WATER BASED HEATING SYSTEMS
    BS 7671(2008) : 2018 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS
    BS 6400-1:2006 SPECIFICATION FOR INSTALLATION, EXCHANGE, RELOCATION AND REMOVAL OF GAS METERS WITH A MAXIMUM CAPACITY NOT EXCEEDING 6 M[3]/H - PART 1: LOW PRESSURE (2ND FAMILY GASES)
    BS 6172(2010) : 2010 SPECIFICATION FOR INSTALLATION, SERVICING AND MAINTENANCE OF DOMESTIC GAS COOKING APPLIANCES (2ND AND 3RD FAMILY GASES)
    BS 9991:2015 FIRE SAFETY IN THE DESIGN, MANAGEMENT AND USE OF RESIDENTIAL BUILDINGS - CODE OF PRACTICE
    BS 7671(2008) : 2008 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS - IET WIRING REGULATIONS
    BS 5864:2010 INSTALLATION AND MAINTENANCE OF GAS-FIRED DUCTED AIR HEATERS OF RATED HEAT INPUT NOT EXCEEDING 70 KW NET (2ND AND 3RD FAMILY GASES) - SPECIFICATION
    EN 14336 : 2004 HEATING SYSTEMS IN BUILDINGS - INSTALLATION AND COMMISSIONING OF WATER BASED HEATING SYSTEMS

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

    BS EN 10312 : 2002 WELDED STAINLESS STEEL TUBES FOR THE CONVEYANCE OF WATER AND OTHER AQUEOUS LIQUIDS - TECHNICAL DELIVERY CONDITIONS
    BS EN 437 : 2003 TEST GASES - TEST PRESSURES - APPLIANCE CATEGORIES
    BS 669-2(1997) : 1997 FLEXIBLE HOSES, END FITTINGS AND SOCKETS FOR GAS BURNING APPLIANCES - SPECIFICATION FOR CORRUGATED METALLIC FLEXIBLE HOSES, COVERS, END FITTINGS AND SOCKETS FOR CATERING APPLIANCES BURNING 1ST, 2ND AND 3RD FAMILY GASES
    BS EN 751-2:1997 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water Non-hardening jointing compounds
    BS 6004(2000) : 2000 ELECTRIC CABLES - PVC INSULATED, NON-ARMOURED CABLES FOR VOLTAGES UP TO AND INCLUDING 450/750 V, FOR ELECTRIC POWER, LIGHTING AND INTERNAL WIRING
    BS EN 1555-3 : 2010 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 3: FITTINGS
    BS 6172(2004) : 2004 INSTALLATION AND MAINTENANCE OF DOMESTIC GAS COOKING APPLIANCES (2ND AND 3RD FAMILY GASES) - SPECIFICATION
    BS EN 1555-2:2010 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 2: PIPES
    BS EN 10217-2 : 2002 WELDED STEEL TUBES FOR PRESSURE PURPOSES - TECHNICAL DELIVERY CONDITIONS - PART 2: ELECTRIC WELDED NON-ALLOY AND ALLOY STEEL TUBES WITH SPECIFIED ELEVATED TEMPERATURE PROPERTIES
    BS EN ISO 228-2 : 2003 PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE NOT MADE ON THE THREADS - PART 2: VERIFICATION BY MEANS OF LIMIT GAUGES
    BS EN 10216-5:2013 (published 2013-12) Seamless steel tubes for pressure purposes. Technical delivery conditions Stainless steel tubes
    BS 6231(1998) : 1998 SPECIFICATION FOR PVC-INSULATED CABLES FOR SWITCHGEAR AND CONTROLGEAR WIRING
    BS EN 1057 : 2006 COPPER AND COPPER ALLOYS - SEAMLESS, ROUND COPPER TUBES FOR WATER AND GAS IN SANITARY AND HEATING APPLICATIONS
    BS EN 1044 : 1999 BRAZING - FILLER METALS
    BS EN 14324 : 2004 BRAZING - GUIDANCE ON THE APPLICATION OF BRAZED JOINTS
    BS EN 1555-4:2011 (published 2011-05) Plastics piping systems for the supply of gaseous fuels. Polyethylene (PE) Valves
    BS 1710(1984) : 1984 SPECIFICATION FOR IDENTIFICATION OF PIPELINES AND SERVICES
    BS 5292(1980) : 1980 SPECIFICATION FOR JOINTING MATERIALS AND COMPOUNDS FOR INSTALLATIONS USING WATER LOW PRESSURE STEAM OR 1ST, 2ND AND 3RD FAMILY
    BS EN 29453 : 1994 SOFT SOLDER ALLOYS - CHEMICAL COMPOSITIONS AND FORMS
    BS 864-2(1983) : 1983 CAPILLARY AND COMPRESSION TUBE FITTINGS OF COPPER AND COPPER ALLOY - PART 2: SPECIFICATION FOR CAPILLARY AND COMPRESSION FITTINGS FOR COPPER TUBES
    BS 3604-2(1991) : 1991 STEEL PIPES AND TUBES FOR PRESSURE PURPOSES: FERRITIC ALLOY STEEL WITH SPECIFIED ELEVATED TEMPERATURE PROPERTIES - SPECIFICATION FOR LONGITUDINALLY ARC WELDED TUBES
    BS 7671(2001) : 2001 AMD 14905 REQUIREMENTS FOR ELECTRICAL INSTALLATIONS
    BS EN 751-3:1997 Sealing materials for metallic threaded joints in contact with 1st, 2nd and 3rd family gases and hot water Unsintered PTFE tapes
    BS EN 1254-2:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - FITTINGS WITH COMPRESSION ENDS FOR USE WITH COPPER TUBES
    BS 6173(2001) : 2001 SPECIFICATION FOR INSTALLATION OF GAS-FIRED CATERING APPLIANCES FOR USE IN ALL TYPES OF CATERING ESTABLISHMENTS (2ND AND 3RD FAMILY GASES)
    BS 7838(1996) : 1996 SPECIFICATION FOR CORRUGATED STAINLESS STEEL SEMI-RIGID PIPE AND ASSOCIATED FITTINGS FOR LOW-PRESSURE GAS PIPEWORK OF UP TO DN 50
    BS EN 751-1 : 1997 SEALING MATERIALS FOR METALLIC THREADED JOINTS IN CONTACT WITH 1ST, 2ND AND 3RD FAMILY GASES AND HOT WATER - PART 1: ANAEROBIC JOINTING COMPOUNDS
    BS EN 1254-3:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - FITTING WITH COMPRESSION ENDS FOR USE WITH PLASTICS PIPES
    BS EN 1254-5:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - FITTINGS WITH SHORT ENDS FOR CAPILLARY BRAZING TO COPPER TUBES
    BS EN 10226-1 : 2004 PIPE THREADS WHERE PRESSURE TIGHT JOINTS ARE MADE ON THE THREADS - PART 1: TAPER EXTERNAL THREADS AND PARALLEL INTERNAL THREADS - DIMENSIONS, TOLERANCES AND DESIGNATION
    BS EN 10216-1:2013 (published 2013-12) Seamless steel tubes for pressure purposes. Technical delivery conditions Non-alloy steel tubes with specified room temperature properties
    BS 669-1(1989) : 1989 FLEXIBLE HOSES, END FITTINGS & SOCKETS FOR GAS BURNING APPLIANCES - SPEC. FOR STRIP-WOUND METALLIC FLEXIBLE HOSES, COVERS, END FITTINGS & SOCKETS FOR DOMESTIC APPLIANCES BURNING FAMILY GASES
    BS 5114(1975) : 1975 SPECIFICATION FOR PERFORMANCE REQUIREMENTS FOR JOINTS AND COMPRESSION FITTINGS FOR USE WITH POLYETHYLENE PIPES
    BS 1387(1985) : 1985 SPECIFICATION FOR SCREWED AND SOCKETED STEEL TUBES AND TUBULARS AND FOR PLAIN END STEEL TUBES SUITABLE FOR WELDING OR FOR SCREWING TO BS 21 PIPE THREADS
    BS 1552(1995) : 1995 SPECIFICATION FOR OPEN BOTTOMED TAPER PLUG VALVES FOR 1ST, 2ND AND 3RD FAMILY GASES UP TO 200 MBAR
    BS EN 1254-4:1998 COPPER AND COPPER ALLOYS - PLUMBING AND FITTINGS - FITTINGS COMBINING OTHER END CONNECTIONS WITH CAPILLARY OR COMPRESSION ENDS
    BS 143&1256(2000) : 2000 THREADED PIPE FITTINGS IN MALLEABLE CAST IRON AND CAST COPPER ALLOY
    BS EN 10216-2:2013 (published 2013-12) Seamless steel tubes for pressure purposes. Technical delivery conditions Non-alloy and alloy steel tubes with specified elevated temperature properties
    BS 3605-2(1992) : 1992 AUSTENITIC STAINLESS STEEL PIPES AND TUBES FOR PRESSURE PURPOSES - SPECIFICATION FOR LONGITUDINALLY WELDED TUBES
    BS EN 1555-1:2010 PLASTICS PIPING SYSTEMS FOR THE SUPPLY OF GASEOUS FUELS - POLYETHYLENE (PE) - PART 1: GENERAL
    BS EN ISO 228-1:2003 Pipe threads where pressure-tight joints are not made on the threads Dimensions, tolerances and designation
    BS EN 331:2015 MANUALLY OPERATED BALL VALVES AND CLOSED BOTTOM TAPER PLUG VALVES FOR GAS INSTALLATIONS FOR BUILDINGS
    BS EN 1254-1:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - FITTINGS WITH ENDS FOR CAPILLARY SOLDERING OR CAPILLARY BRAZING TO COPPER TUBES
    BS 8313(1997) : 1997 CODE OF PRACTICE FOR ACCOMMODATION OF BUILDING SERVICES IN DUCTS
    BS 6956-5(1992) : 1992 JOINTING MATERIALS AND COMPOUNDS - SPECIFICATION FOR JOINTING COMPOUNDS FOR USE WITH WATER, LOW PRESSURE SATURATED STEAM, 1ST FAMILY GASES (EXCLUDING COAL GAS) AND 2ND FAMILY GASES
    BS 5482-1(2005) : 2005 CODE OF PRACTICE FOR DOMESTIC BUTANE- AND PROPANE-GAS-BURNING INSTALLATIONS - PART 1: INSTALLATIONS AT PERMANENT DWELLINGS, RESIDENTIAL PARK HOMES AND COMMERCIAL PREMISES, WITH INSTALLATION PIPEWORK SIZES NOT EXCEEDING DN 25 FOR STEEL AND DN 28 FOR CORRUGATED STAINLESS STEEL OR COPPER
    BS 7624(2004) : 2004 INSTALLATION AND MAINTENANCE OF DOMESTIC DIRECT GAS-FIRED TUMBLE DRYERS OF UP TO 6 KW HEAT INPUT (2ND AND 3RD FAMILY GASES) - SPECIFICATION
    BS 6007(2000) : 2000 ELECTRIC CABLES - SINGLE CORE UNSHEATHED HEAT RESISTING CABLES FOR VOLTAGES UP TO AND INCLUDING 450/750 V, FOR INTERNAL WIRING
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