Gas-fired hot water boilers - Type B boilers of nominal heat input exceeding 70 kW but not exceeding 300 kW; German version EN 656:1999
Edition 2000-01

Heat cost allocators for the determination of the consumption of room heating radiators - Appliances with electrical energy supply; German version EN 834:2013 + AC:2015
Edition 2017-02

Heat cost allocators for the determination of the consumption of room heating radiators - Appliances without electrical energy supply based on the evaporation principle; German version EN 835:1994
Edition 1995-04

Water based surface embedded heating and cooling systems - Part 1: Definitions and symbols; German version EN 1264-1:2021
Edition 2021-08

Water based surface embedded heating and cooling systems - Part 2: Floor heating: Methods for the determination of the thermal output using calculations and experimental tests; German version EN 1264-2:2021
Edition 2021-08

Water based surface embedded heating and cooling systems - Part 3: Dimensioning; German version EN 1264-3:2021
Edition 2021-08

Water based surface embedded heating and cooling systems - Part 4: Installation; German version EN 1264-4:2021
Edition 2021-08

Water based surface embedded heating and cooling systems - Part 5: Determination of the thermal output for wall and ceiling heating and for floor, wall and ceiling cooling; German version EN 1264-5:2021
Edition 2021-08

Termal performance of buildings - Determination of thermal resistance by hot box method using heat flow meter - Masonry; German version EN 1934:1998
Edition 1998-04

Thermal performance of building products and components - Specific criteria for the assessment of laboratories measuring heat transfer properties - Part 4: Measurements by hot box methods; German version EN 1946-4:2000
Edition 2000-07