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EN 549/prA1
Rubber materials for seals and diaphragms for gas appliances and gas equipment
EN 15502-2-1/prA1
Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW
prEN 17199-5
Workplace exposure - Measurement of dustiness of bulk materials that contain or release respirable NOAA or other respirable particles - Part 5: Vortex shaker method
prEN 18021
Sanitary tapware - Measurement of functional performance of taps and showers
DIN EN 378-1 rev
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
prEN 378-1 rev
Refrigerating systems and heat pumps - Safety and environmental requirements - Part 1: Basic requirements, definitions, classification and selection criteria
DIN EN 12480
Gas meters - Rotary displacement gas meters; German and English version prEN 12480:2023
DIN EN 1555-4
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves; German and English version prEN 1555-4:2024
prEN 1555-4
Plastics piping systems for the supply of gaseous fuels - Polyethylene (PE) - Part 4: Valves
FprEN 12480
Gas meters - Rotary displacement gas meters
