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BSi – The company, BSI British Standards, is a national standards body of the United Kingdom (NBS) and it was actually the very first one in the world. It represents national and social interests of Great Britain in all European and international standardization organizations and in the development of business information of British institutions of all sizes and sectors. BSI British Standards cooperates with manufacturing and service industries, various companies, the government and with consumers as well in order to facilitate the production of British, European and international standards. A part of BSI Group, BSI British Standards, works closely with the government of the United Kingdom, especially in the Department for Innovations, Universities and Skills (DIUS).
Tracked Changes. Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW. Calculation of seasonal performances.
Standard published on 2.5.2025
Selected format:Gas-fired sorption appliances for heating and/or cooling with a net heat input not exceeding 70 kW. Specific provisions for hybrid appliances.
Standard published on 31.1.2015
Selected format:Flexible sheets for waterproofing. Determination of resistance to tearing (nail shank). Bitumen sheets for roof waterproofing.
Standard published on 26.6.2025
Selected format:Tracked Changes. Flexible sheets for waterproofing. Determination of resistance to tearing (nail shank). Bitumen sheets for roof waterproofing.
Standard published on 11.7.2025
Selected format:Flexible sheets for waterproofing. Determination of resistance to tearing. Plastic and rubber sheets for roof waterproofing.
Standard published on 20.12.2018
Selected format:Tracked Changes. Flexible sheets for waterproofing. Determination of resistance to tearing. Plastic and rubber sheets for roof waterproofing.
Standard published on 26.2.2020
Selected format:System of quality assessment. Capability detail specification. Rigid single-sided and double-sided printed boards with plain holes.
Standard published on 17.12.2001
Selected format:Harmonized system of quality assessment for electronic components: Sectional specification: Single and double sided printed boards with plain holes.
Standard published on 29.9.1989
Selected format:System of quality assessment. Sectional specification. Rigid single-sided and double-sided printed boards with plain holes.
Standard published on 17.12.2001
Selected format:Flexible sheets for waterproofing. Determination of tensile properties. Bitumen sheets for roof waterproofing.
Standard published on 15.3.2000
Selected format:Latest update: 2026-04-17 (Number of items: 2 274 270)
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