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prEN 89 rev
Gas-fired storage water heaters for the production of domestic hot water
prEN 115-5
Safety of escalators and moving walks - Part 5: Replacement of existing escalators/moving walks in existing buildings
prEN 196-2
Methods of testing cement - Part 2: Chemical analysis of cement
prEN 196-10
Methods of testing cement - Part 10: Determination of the water-soluble chromium (VI) content of cement
prEN 378-1 rev
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
prEN 378-2 rev
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 2: Design, construction, testing, marking and documentation
prEN 378-3 rev
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 3: Installation site and personal protection
prEN 410 rev
Glass in building - Determination of luminous and solar characteristics of glazing
prEN 437 rev
Test gases - Test pressures - Appliance categories
prEN 458 rev
Hearing protectors - Recommendations for selection, use, care and maintenance - Guidance document
