British Standards Institution

Sector: Construction

Overview: Under the direction of the Standards Policy and Strategy Committee, is responsible for the UK input to ‘CEN/TC 57 Central heating boilers’ and ‘CEN/TC 228 Heating systems and water based cooling systems in buildings’.

Committee standards activity

In Progress (17)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
NWIP - DHW - Heat Recovery	Energy performance of buildings — Method for calculation of system energy requirements and system efficiencies - DHW instantaneous heat recovery- Module M8 Categories: Construction \| Construction materials and building \| Building protection \| Thermal insulation Proposal begins : 2023-11-15	Proposal
Decision 03/2024_Adoption of NWI	- Revision of EN 15450 Categories: Information management \| Standardization. General rules Proposal begins : 2024-06-05	Proposal
Decision 03/2024_Adoption of NWI	- Revision of EN 15450 Categories: Information management \| Standardization. General rules Proposal begins : 2024-06-05	Proposal
CEN/TC228 N1368	Heating systems and water based cooling systems in buildings Installation and commissioning of water based heating systems Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Buildings \| Construction materials \| Installations in buildings \| Installations in buildings. General \| Central heating \| Water heating Proposal begins : 2019-12-18	Proposal
CEN/TC 228/N 1371 - Draft Decision 1/2020	Adoption of a New Work Item for an Amendment to EN 12831-3 Categories: Information management \| Standardization. General rules \| Construction \| Construction materials and building \| Buildings \| Buildings. General \| Water heating Proposal begins : 2020-01-30	Proposal
CEN/TC 228 N1424 Activate Work Item 00228090, EN 15450	Heating systems in buildings - Design of heat pump heating systems Categories: Information management \| Standardization. General rules \| Engineering \| Energy and heat transfer engineering \| Heat pumps \| Construction \| Construction materials and building \| Buildings \| Installations in buildings \| Water heating Proposal begins : 2021-03-03	Proposal
BS EN 304	Heating boilers - Test code for heating boilers for atomizing oil burners Categories: Central heating Public comment begins : 2023-03-16	Public comment
BS EN 303-6:2019/A1	Heating boilers. - Part 6: Heating boilers with forced draught burners - Specific requirements for the domestic hot water operation and energy performance of water heaters and combination boilers with atomizing oil burners of nominal heat input not exceeding 70 kW Categories: Central heating \| Water heating Comment resolution begins : 2024-12-03	Comment resolution
BS EN 303-2	Heating boilers. - Part 2: Heating boilers with forced draught burners - Special requirements for boilers with atomizing oil burners Categories: Central heating Public comment begins : 2023-03-16	Public comment
BS EN 17692	Central heating boilers - Specification for indirectly heated unvented (closed) pressurized buffer tanks - Requirements, testing and marking Categories: Central heating Approval begins :	Approval

Published (50)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PD CEN/TR 15459-2:2017	Energy performance of buildings. Economic evaluation procedure for energy systems in buildings. Explanation and justification of EN 15459-1, Module M1-14 Categories: Thermal insulation \| Central heating Published standard begins : 2017-07-07	Published standard
PD CEN/TR 15378-4:2017	Energy performance of buildings. Heating systems and DHW in buildings. Explanation and justification of EN 15378-3, Module M3-10, M8-10 Categories: Thermal insulation \| Central heating Published standard begins : 2017-06-28	Published standard
PD CEN/TR 15378-2:2017	Energy performance of buildings. Heating systems and DHW in buildings. Explanation and justification of EN 15378-1, Module M3-11 and M8-11 Categories: Thermal insulation \| Central heating Published standard begins : 2017-05-08	Published standard
PD CEN/TR 15316-6-9:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of EN 15316-4-8, Module M3-8-8 Categories: Solar energy engineering \| Thermal insulation \| Central heating Published standard begins : 2017-06-28	Published standard
PD CEN/TR 15316-6-8:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of EN 15316-4-5 (District heating and cooling), Module M3-8-5, M4-8-5, M8-8-5, M11-8-5 Categories: Thermal insulation \| Central heating \| Ventilation and air-conditioning Published standard begins : 2017-06-28	Published standard
PD CEN/TR 15316-6-7:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of EN 15316-4-4, Module M8-3-4, M8-8-4, M8-11-4 Categories: Solar energy engineering \| Thermal insulation \| Central heating Published standard begins : 2017-05-19	Published standard
PD CEN/TR 15316-6-6:2017	Energy performance of buildings. Method for calculation of system energy performance and system efficiencies. Explanation and justification of EN 15316-4-3, Module M3-8-3, M8-8-3 Categories: Thermal insulation \| Central heating \| Solar energy engineering Published standard begins : 2017-06-26	Published standard
PD CEN/TR 15316-6-5:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of EN 15316-4-2, Module M3-8 Categories: Thermal insulation \| Central heating Published standard begins : 2017-06-22	Published standard
PD CEN/TR 15316-6-4:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of EN 15316-4-1, Module M3-8-1, M8-8-1 Categories: Thermal insulation \| Central heating \| Water heating Published standard begins : 2017-07-31	Published standard
PD CEN/TR 15316-6-3:2017	Energy performance of buildings. Method for calculation of system energy requirements and system efficiencies. Explanation and justification of 15316-3, Module M3-6, M4-6, M8-6 Categories: Central heating \| Ventilation and air-conditioning \| Water heating \| Thermal insulation Published standard begins : 2017-08-11	Published standard

Withdrawn (41)

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Reference	Standards description	Status ? The standards development process is divided into chronological stages: Proposal; Drafting; Public comment; Comment resolution; Approval; Published standard.
PAS 33:1999	Specification for the design, installation and commissioning of gas fired central heating systems in domestic premises Categories: Central heating Withdrawn begins : 2018-03-28	Withdrawn
BS EN ISO 11855-5:2015	Building environment design. Design, dimensioning, installation and control of embedded radiant heating and cooling systems. Installation Categories: Buildings. General \| Central heating \| Ventilation and air-conditioning Withdrawn begins : 2021-09-08	Withdrawn
BS EN ISO 11855-4:2015	Building environment design. Design, dimensioning, installation and control of embedded radiant heating and cooling systems. Dimensioning and calculation of the dynamic heating and cooling capacity of Thermo Active Building Systems (TABS) Categories: Buildings. General \| Central heating Withdrawn begins : 2021-09-08	Withdrawn
BS EN ISO 11855-3:2015	Building environment design. Design, dimensioning, installation and control of embedded radiant heating and cooling systems. Design and dimensioning Categories: Buildings. General \| Central heating \| Ventilation and air-conditioning Withdrawn begins : 2021-09-09	Withdrawn
BS EN ISO 11855-2:2015	Building environment design. Design, dimensioning, installation and control of embedded radiant heating and cooling systems. Determination of the design heating and cooling capacity Categories: Buildings. General \| Central heating \| Ventilation and air-conditioning Withdrawn begins : 2021-11-01	Withdrawn
BS EN ISO 11855-1:2015	Building environment design. Design, dimensioning, installation and control of embedded radiant heating and cooling systems. Definition, symbols, and comfort criteria Categories: Buildings. General \| Central heating \| Ventilation and air-conditioning Withdrawn begins : 2021-09-08	Withdrawn
BS EN 303-6:2000	Heating boilers. Heating boilers with forced draught burners. Specific requirements for the domestic hot water operation of combination boilers with atomizing oil burners of nominal heat input not exceeding 70 kW Categories: Water heating \| Central heating Withdrawn begins : 2019-08-23	Withdrawn
BS EN 303-5:2021	Heating boilers. Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW. Terminology, requirements, testing and marking Categories: Construction materials and building \| Central heating Withdrawn begins : 2023-11-08	Withdrawn
BS EN 303-5:2012	Heating boilers. Heating boilers for solid fuels, manually and automatically stoked, nominal heat output of up to 500 kW. Terminology, requirements, testing and marking Categories: Construction materials and building \| Central heating Withdrawn begins : 2022-01-10	Withdrawn
BS EN 303-5:1999	Heating boilers. Heating boilers with forced draught burners. Heating boilers for solid fuels, hand and automatically fired, nominal heat output of up to 300 kW. Terminology, requirements, testing and marking Categories: Construction materials and building \| Central heating Withdrawn begins : 2012-08-16	Withdrawn

Message Committee Become a committee member

Committee members

Nominating organizations

B E A M A Limited
B E A M A Limited - E M A B - Electroheat Manufacturers Association
B E A M A Limited - T A C M A - Association of Control Manufacturers
CIBSE - Domestic Building Services Panel
Committee Manager
Energy & Utilities Alliance
Heating and Hotwater Industry Council
HETAS Ltd
Hot Water Association
ICOM Industrial & Commercial Heating Equipment Association
Institute of Refrigeration
Mitsubishi Electric I T Centre Europe
of BEAMA
OFTEC
Waterheater Manufacturers Association

Liaisons with other committees

Individual Capacity - Underfloor Heating Expert
UK Expert - Emission to air

BSI roles

Committee Chair
Committee Chair - CII/62

Standards Development

RHE/24 - Heating systems and water based cooling systems in buildings

Committee standards activity