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 24.4.2025

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

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

Flexible sheets for waterproofing. Determination of resistance to tearing (nail shank). Bitumen sheets for roof waterproofing.

Standard published on 26.6.2025

Tracked Changes. Flexible sheets for waterproofing. Determination of resistance to tearing (nail shank). Bitumen sheets for roof waterproofing.

Standard published on 11.7.2025

Flexible sheets for waterproofing. Determination of resistance to tearing. Plastic and rubber sheets for roof waterproofing.

Standard published on 20.12.2018

Tracked Changes. Flexible sheets for waterproofing. Determination of resistance to tearing. Plastic and rubber sheets for roof waterproofing.

Standard published on 26.2.2020

System of quality assessment. Capability detail specification. Rigid single-sided and double-sided printed boards with plain holes.

Standard published on 17.12.2001

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

System of quality assessment. Sectional specification. Rigid single-sided and double-sided printed boards with plain holes.

Standard published on 17.12.2001