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  • BS EN 806-2:2005

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    Specifications for installations inside buildings conveying water for human consumption Design

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  27-04-2005

    Publisher:  British Standards Institution

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

    Foreword
    1 Scope
    2 Normative references
    3 General requirements
    4 Private water supplies
    5 Acceptable materials
    6 Components
    7 Pipework inside buildings
    8 Cold potable water services
    9 Hot water systems
    10 Prevention of bursting
    11 Guidelines for water meter installations
    12 Water conditioning
    13 Acoustics
    14 Protection of systems against temperatures external to
       pipes, fittings and appliances
    15 Boosting
    16 Pressure reducing valves
    17 Combined drinking water and fire fighting services
    18 Prevention of corrosion damage
    19 Additional requirements for vented cold and hot water
       systems
    Annex A (informative) List of acceptable materials
                          (non-exhaustive)
    Annex B (informative) Aspects for water conditioning
    Bibliography

    Abstract - (Show below) - (Hide below)

    Provides recommendations, and specifies requirements, on the design of potable water installations within buildings and for pipework outside buildings but within the premises (see EN 806-1) and applies to new installations, alterations and repairs.

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

    Committee B/504/2
    Development Note Partially supersedes BS 6700(1997) (04/2005) Supersedes 96/102362 DC. (05/2005) Together with BS EN 806-5, BS EN 806-1, BS EN 806-3 and BS EN 806-4, it supersedes BS 6700(2006). To be read in conjunction with BS 8558(2011). (03/2012)
    Document Type Standard
    Publisher British Standards Institution
    Status Current
    Supersedes

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

    BS 9990:2015 NON-AUTOMATIC FIRE-FIGHTING SYSTEMS IN BUILDINGS - CODE OF PRACTICE
    15/30253829 DC : 0 BS 3632 - RESIDENTIAL PARK HOMES - SPECIFICATION
    11/30228295 DC : 0 BS 8558 - GUIDE TO THE DESIGN, INSTALLATION, TESTING, OPERATION AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - COMPLEMENTARY GUIDANCE TO BS EN 806
    BS 9990:2006 CODE OF PRACTICE FOR NON-AUTOMATIC FIRE-FIGHTING SYSTEMS IN BUILDINGS
    BS 8558:2015 GUIDE TO THE DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - COMPLEMENTARY GUIDANCE TO BS EN 806
    14/30301827 DC : 0 BS 9990 - NON-AUTOMATIC FIRE-FIGHTING SYSTEMS IN BUILDINGS - CODE OF PRACTICE
    BS 8558:2011 GUIDE TO THE DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CARTILAGES - COMPLIMENTARY GUIDANCE TO BS EN 806
    14/30280481 DC : 0 BS 9251 - FIRE SPRINKLER SYSTEMS FOR DOMESTIC AND RESIDENTIAL OCCUPANCIES - CODE OF PRACTICE
    15/30299694 DC : 0 BS 8558 - GUIDE TO THE DESIGN, INSTALLATION, TESTING AND MAINTENANCE OF SERVICES SUPPLYING WATER FOR DOMESTIC USE WITHIN BUILDINGS AND THEIR CURTILAGES - COMPLEMENTARY GUIDANCE TO BS EN 806

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

    ISO 3822-1:1999 Acoustics Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 1: Method of measurement
    EN 10240 : 1997 INTERNAL AND/OR EXTERNAL PROTECTIVE COATINGS FOR STEEL TUBES - SPECIFICATION FOR HOT DIP GALVANIZED COATINGS APPLIED IN AUTOMATIC PLANTS
    EN 1254-3:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 3: FITTINGS WITH COMPRESSION ENDS FOR USE WITH PLASTICS PIPES
    EN 60534-8-4:2015 INDUSTRIAL-PROCESS CONTROL VALVES - PART 8-4: NOISE CONSIDERATIONS - PREDICTION OF NOISE GENERATED BY HYDRODYNAMIC FLOW
    EN 973 : 2009 CHEMICALS USED FOR TREATMENT OF WATER INTENDED FOR HUMAN CONSUMPTION - SODIUM CHLORIDE FOR REGENERATION OF ION EXCHANGERS
    EN 12842:2012 DUCTILE IRON FITTINGS FOR PVC-U OR PE PIPING SYSTEMS - REQUIREMENTS AND TEST METHODS
    EN 1452-5 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 5: FITNESS FOR PURPOSE OF THE SYSTEM
    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
    EN 1254-4:1998/AC:1999 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 4: FITTINGS COMBINING OTHER END CONNECTIONS WITH CAPILLARY OR COMPRESSION ENDS
    EN 13443-1 : 2002 + A1 2007 Water conditioning equipment inside buildings - Mechanical filters - Part 1: Particle rating 80 µm to 150 µm - Requirements for performances, safety and testing
    EN 12502-1 : 2004 PROTECTION OF METALLIC MATERIALS AGAINST CORROSION - GUIDANCE ON THE ASSESSMENT OF CORROSION LIKELIHOOD IN WATER DISTRIBUTION AND STORAGE SYSTEMS - PART 1: GENERAL
    EN ISO 15877-2:2009/A1:2010 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - CHLORINATED POLY(VINYL CHLORIDE) (PVC-C) - PART 2: PIPES
    EN 14525:2004 Ductile iron wide tolerance couplings and flange adaptors for use with pipes of different materials: ductile iron, Grey iron, Steel, PVC-U PE, Fibre-cement
    EN 806-1:2000/A1:2001 SPECIFICATIONS FOR INSTALLATIONS INSIDE BUILDINGS CONVEYING WATER FOR HUMAN CONSUMPTION - PART 1: GENERAL
    EN ISO 15875-3:2003 Plastics piping systems for hot and cold water installations - Crosslinked polyethylene (PE-X) - Part 3: Fittings (ISO 15875-3:2003)
    ISO/TS 15875-7:2003 Plastics piping systems for hot and cold water installations Crosslinked polyethylene (PE-X) Part 7: Guidance for the assessment of conformity
    ISO 15874-3:2013 Plastics piping systems for hot and cold water installations — Polypropylene (PP) — Part 3: Fittings
    EN 1254-5:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 5: FITTINGS WITH SHORT ENDS FOR CAPILLARY BRAZING TO COPPER TUBES
    EN ISO 15874-5:2013 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYPROPYLENE (PP) - PART 5: FITNESS FOR PURPOSE OF THE SYSTEM (ISO 15874-5:2013)
    ISO 15877-3:2009 Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 3: Fittings
    EN 1057:2006+A1:2010 Copper and copper alloys - Seamless, round copper tubes for water and gas in sanitary and heating applications
    EN ISO 15877-3:2009/A1:2010 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - CHLORINATED POLY(VINYL CHLORIDE) (PVC-C) - PART 3: FITTINGS
    EN 12201-3:2011+A1:2012 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 3: FITTINGS
    EN 14095:2003 WATER CONDITIONING EQUIPMENT INSIDE BUILDINGS - ELECTROLYTIC TREATMENT SYSTEMS WITH ALUMINIUM ANODES - REQUIREMENTS FOR PERFORMANCE, SAFETY AND TESTING
    EN 89:2015 Gas-fired storage water heaters for the production of domestic hot water
    EN 1254-1:1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 1: FITTINGS WITH ENDS FOR CAPILLARY SOLDERING OR CAPILLARY BRAZING TO COPPER TUBES
    EN 1490 : 2000 BUILDING VALVES - COMBINED TEMPERATURE AND PRESSURE RELIEF VALVES - TESTS AND REQUIREMENTS
    EN 1254-2 : 1998 COPPER AND COPPER ALLOYS - PLUMBING FITTINGS - PART 2: FITTINGS WITH COMPRESSION ENDS FOR USE WITH COPPER TUBES
    EN ISO 15876-2:2017 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYBUTENE (PB) - PART 2: PIPES (ISO 15876-2:2017)
    EN 12502-3 : 2004 PROTECTION OF METALLIC MATERIALS AGAINST CORROSION - GUIDANCE ON THE ASSESSMENT OF CORROSION LIKELIHOOD IN WATER DISTRIBUTION AND STORAGE SYSTEMS - PART 3: INFLUENCING FACTORS FOR HOT DIP GALVANISED FERROUS MATERIALS
    1989/336/EEC : 1989 COUNCIL DIRECTIVE OF 3 MAY 1989 ON THE APPROXIMATION OF THE LAWS OF THE MEMBER STATES RELATING TO ELECTROMAGNETIC COMPATIBILITY
    EN 805 : 2000 WATER SUPPLY - REQUIREMENTS FOR SYSTEMS AND COMPONENTS OUTSIDE BUILDINGS
    ISO 3822-4:1997 Acoustics Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 4: Mounting and operating conditions for special appliances
    ISO 15875-5:2003 Plastics piping systems for hot and cold water installations — Crosslinked polyethylene (PE-X) — Part 5: Fitness for purpose of the system
    EN ISO 15877-1:2009/A1:2010 Plastics piping systems for hot and cold water installations - Chlorinated poly(vinyl chloride) (PVC-C) - Part 1: General - Amendment 1 (ISO 15877-1:2009/AMD 1:2010)
    EN ISO 15877-5:2009/A1:2010 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - CHLORINATED POLY(VINYL CHLORIDE) (PVC-C) - PART 5: FITNESS FOR PURPOSE OF THE SYSTEM
    EN 671-2:2012 Fixed firefighting systems - Hose systems - Part 2: Hose systems with lay-flat hose
    ISO 15874-1:2013 Plastics piping systems for hot and cold water installations — Polypropylene (PP) — Part 1: General
    IEC 60335-2-21:2012 Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters
    EN 1567 : 1999 BUILDING VALVES - WATER PRESSURE REDUCING VALVES AND COMBINATION WATER PRESSURE REDUCING VALVES - REQUIREMENTS AND TESTS
    CEN ISO/TS 15875-7 : 2003 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - CROSSLINKED POLYETHYLENE (PE-X) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    ISO 15877-2:2009 Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 2: Pipes
    EN 1717 : 2000 PROTECTION AGAINST POLLUTION OF POTABLE WATER IN WATER INSTALLATIONS AND GENERAL REQUIREMENTS OF DEVICES TO PREVENT POLLUTION BY BACKFLOW
    ISO 7-2:2000 Pipe threads where pressure-tight joints are made on the threads Part 2: Verification by means of limit gauges
    ISO 15875-2:2003 Plastics piping systems for hot and cold water installations — Crosslinked polyethylene (PE-X) — Part 2: Pipes
    EN ISO 15876-5:2017 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYBUTENE (PB) - PART 5: FITNESS FOR PURPOSE OF THE SYSTEM (ISO 15876-5:2017)
    EN 1491:2000 Building valves - Expansion valves - Tests and requirements
    IEC 60335-2-35:2012+AMD1:2016 CSV Household and similar electrical appliances - Safety - Part 2-35:Particular requirements for instantaneous water heaters
    EN 1488 : 2000 BUILDING VALVES - EXPANSION GROUPS - TESTS AND REQUIREMENTS
    ISO/TS 15876-7:2003 Plastics piping systems for hot and cold water installations Polybutylene (PB) Part 7: Guidance for the assessment of conformity
    ENV 1452-7 : DRAFT 2000 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    EN 12502-5 : 2004 PROTECTION OF METALLIC MATERIALS AGAINST CORROSION - GUIDANCE ON THE ASSESSMENT OF CORROSION LIKELIHOOD IN WATER DISTRIBUTION AND STORAGE SYSTEMS - PART 5: INFLUENCING FACTORS FOR CAST IRON, UNALLOYED AND LOW ALLOYED STEELS
    ISO 15877-1:2009 Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 1: General
    ISO 15874-2:2013 Plastics piping systems for hot and cold water installations — Polypropylene (PP) — Part 2: Pipes
    EN ISO 228-1 : 2003 PIPE THREADS WHERE PRESSURE-TIGHT JOINTS ARE NOT MADE ON THE THREADS - PART 1: DIMENSIONS, TOLERANCES AND DESIGNATION
    ISO 15876-1:2017 Plastics piping systems for hot and cold water installations — Polybutene (PB) — Part 1: General
    ISO 15876-3:2017 Plastics piping systems for hot and cold water installations — Polybutene (PB) — Part 3: Fittings
    EN ISO 3822-4 : 1997 ACOUSTICS - LABORATORY TESTS ON NOISE EMISSION FROM APPLIANCES AND EQUIPMENT USED IN WATER SUPPLY INSTALLATIONS - PART 4: MOUNTING AND OPERATING CONDITIONS FOR SPECIAL APPLIANCES
    EN 12502-2 : 2004 PROTECTION OF METALLIC MATERIALS AGAINST CORROSION - GUIDANCE ON THE ASSESSMENT OF CORROSION LIKELIHOOD IN WATER DISTRIBUTION AND STORAGE SYSTEMS - PART 2: INFLUENCING FACTORS FOR COPPER AND COPPER ALLOYS
    EN 1487:2014 BUILDING VALVES - HYDRAULIC SAFETY GROUPS - TESTS AND REQUIREMENTS
    ISO 15877-5:2009 Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 5: Fitness for purpose of the system
    EN ISO 15875-1:2003/A1:2007 Plastics piping systems for hot and cold water installations - Crosslinked polyethylene (PE-X) - Part 1: General - Amendment 1 (ISO 15875-1:2003/Amd 1:2007)
    ISO 7-1:1994 Pipe threads where pressure-tight joints are made on the threads Part 1: Dimensions, tolerances and designation
    EN ISO 15876-1:2017 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYBUTENE (PB) - PART 1: GENERAL (ISO 15876-1:2017)
    EN 60335-2-21:2003/corrigendum Oct. 2010 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-21: PARTICULAR REQUIREMENTS FOR STORAGE WATER HEATERS
    EN ISO/TS 15877-7 : 2003 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - CHLORINATED POLY(VINYL CHLORIDE) (PVC-C) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    ISO 3822-2:1995 Acoustics Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 2: Mounting and operating conditions for draw-off taps and mixing valves
    EN 60730-2-8:2002/A1:2003 AUTOMATIC ELECTRICAL CONTROLS FOR HOUSEHOLD AND SIMILAR USE - PART 2-8: PARTICULAR REQUIREMENTS FOR ELECTRICALLY OPERATED WIRE VALVES, INCLUDING MECHANICAL REQUIREMENTS
    EN ISO 15875-5:2003 Plastics piping systems for hot and cold water installations - Crosslinked polyethylene (PE-X) - Part 5: Fitness for purpose of the system (ISO 15875-5:2003)
    ISO/TS 15877-7:2009 Plastics piping systems for hot and cold water installations Chlorinated poly(vinyl chloride) (PVC-C) Part 7: Guidance for the assessment of conformity
    EN ISO/TS 15876-7 : 2003 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYBUTYLENE (PB) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    EN 12201-5:2011 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 5: FITNESS FOR PURPOSE OF THE SYSTEM
    EN ISO 15876-3:2017 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYBUTENE (PB) - PART 3: FITTINGS (ISO 15876-3:2017)
    IEC 60730-2-8:2000+AMD1:2002+AMD2:2015 CSV Automatic electrical controls for household and similar use - Part 2-8: Particular requirements for electrically operated watervalves, including mechanical requirements
    EN 60335-2-35:2016 HOUSEHOLD AND SIMILAR ELECTRICAL APPLIANCES - SAFETY - PART 2-35: PARTICULAR REQUIREMENTS FOR INSTANTANEOUS WATER HEATERS (IEC 60335-2-35:2012, MODIFIED)
    EN 1452-4 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 4: VALVES AND ANCILLARY EQUIPMENT
    EN 1489 : 2000 BUILDING VALVES - PRESSURE SAFETY VALVES - TESTS AND REQUIREMENTS
    ISO 6509:1981 Corrosion of metals and alloys Determination of dezincification resistance of brass
    ISO 15876-2:2017 Plastics piping systems for hot and cold water installations — Polybutene (PB) — Part 2: Pipes
    EN 12201-2:2011+A1:2013 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 2: PIPES
    EN 26:2015 Gas-fired instantaneous water heaters for the production of domestic hot water
    ISO 15875-1:2003 Plastics piping systems for hot and cold water installations — Crosslinked polyethylene (PE-X) — Part 1: General
    EN 10284 : 2000 MALLEABLE CAST IRON FITTINGS WITH COMPRESSION ENDS FOR POLYETHYLENE (PE) PIPING SYSTEMS
    IEC 60534-8-4:2015 Industrial-process control valves - Part 8-4: Noise considerations - Prediction of noise generated by hydrodynamic flow
    ISO 3822-3:1997 Acoustics Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 3: Mounting and operating conditions for in-line valves and appliances
    EN ISO 3822-1:1999/A1:2008 ACOUSTICS - LABORATORY TESTS ON NOISE EMISSION FROM APPLIANCES AND EQUIPMENT USED IN WATER SUPPLY INSTALLATIONS - PART 1: METHOD OF MEASUREMENT
    EN ISO 3822-2 : 1995 ACOUSTICS - LABORATORY TESTS ON NOISE EMISSION FROM APPLIANCES AND EQUIPMENT USED IN WATER SUPPLY INSTALLATIONS - PART 2: MOUNTING AND OPERATING CONDITIONS FOR DRAW-OFF TAPS AND MIXING VALVES
    EN 1452-1 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 1: GENERAL
    ISO 15875-3:2003 Plastics piping systems for hot and cold water installations — Crosslinked polyethylene (PE-X) — Part 3: Fittings
    EN ISO/TS 15874-7 : 2003 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYPROPYLENE (PP) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    EN ISO 15874-2:2013 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYPROPYLENE (PP) - PART 2: PIPES (ISO 15874-2:2013)
    EN ISO 6509 : 1995 CORROSION OF METALS AND ALLOYS - DETERMINATION OF DEZINCIFICATION RESISTANCE OF BRASS
    EN 545:2010 DUCTILE IRON, PIPES, FITTINGS, ACCESSORIES AND THEIR JOINTS FOR WATER PIPELINES - REQUIREMENTS AND TEST METHODS
    EN 1452-2 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 2: PIPES
    EN 12201-1:2011 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 1: GENERAL
    EN 29453 : 1993 SOFT SOLDER ALLOYS - CHEMICAL COMPOSITIONS AND FORMS
    ISO 15874-5:2013 Plastics piping systems for hot and cold water installations — Polypropylene (PP) — Part 5: Fitness for purpose of the system
    EN 12499:2003/AC:2006 INTERNAL CATHODIC PROTECTION OF METALLIC STRUCTURES
    ISO/TS 15874-7:2003 Plastics piping systems for hot and cold water installations Polypropylene (PP) Part 7: Guidance for the assessment of conformity
    EN 10242:1994/A2:2003 THREADED PIPE FITTING IN MALLEABLE CAST IRON
    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
    ISO 15876-5:2017 Plastics piping systems for hot and cold water installations — Polybutene (PB) — Part 5: Fitness for purpose of the system
    ISO 228-1:2000 Pipe threads where pressure-tight joints are not made on the threads Part 1: Dimensions, tolerances and designation
    EN 1213 : 1999 BUILDING VALVES - COPPER ALLOY STOPVALVES FOR POTABLE WATER SUPPLY IN BUILDINGS - TESTS AND REQUIREMENTS
    EN 1452-3 : 1999 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY - UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-U) - PART 3: FITTINGS
    CEN/TS 12201-7:2014 PLASTICS PIPING SYSTEMS FOR WATER SUPPLY, AND FOR DRAINAGE AND SEWERAGE UNDER PRESSURE - POLYETHYLENE (PE) - PART 7: GUIDANCE FOR THE ASSESSMENT OF CONFORMITY
    EN ISO 15874-3:2013 PLASTICS PIPING SYSTEMS FOR HOT AND COLD WATER INSTALLATIONS - POLYPROPYLENE (PP) - PART 3: FITTINGS (ISO 15874-3:2013)
    EN 10255:2004+A1:2007 Non-Alloy steel tubes suitable for welding and threading - Technical delivery conditions
    EN 60730-1:2016 AUTOMATIC ELECTRICAL CONTROLS - PART 1: GENERAL REQUIREMENTS (IEC 60730-1:2013, MODIFIED + COR1:2014)
    EN 625 : 1995 GAS-FIRED CENTRAL HEATING BOILERS - SPECIFIC REQUIREMENTS FOR THE DOMESTIC HOT WATER OPERATION OF COMBINATION BOILERS OF NOMINAL HEAT INPUT NOT EXCEEDING 70 kW
    IEC 60730-1:2013+AMD1:2015 CSV Automatic electrical controls - Part 1: General requirements
    EN ISO 15874-1:2013 Plastics piping systems for hot and cold water installations - Polypropylene (PP) - Part 1: General (ISO 15874-1:2013)
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