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Valves and fitting for buildings and devices to prevent pollution by backflow

Project

prEN 488-1

District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene

Project

prEN 488-2

District heating and district cooling pipes - Bonded pipe systems for directly buried hot and cold water networks - Factory made steel valve assembly for draining and venting, polyurethane thermal insulation and a casing of polyethylene

Project

prEN 1705

Plastics piping systems - Thermoplastics valves - Test method for the integrity of a valve after an external blow

Project

prEN 12100

Plastics piping systems - Polyethylene (PE) valves - Test method for resistance to bending between supports

Project

prEN 18021

Sanitary tapware - Measurement of functional performance of taps and showers

Industrial valves - Mounting kits for part-turn valve actuator attachment (ISO 5640:2024)

Plastics piping systems for the supply of gaseous fuels - Unplasticized polyamide (PA-U) piping systems with fusion jointing and mechanical jointing - Part 4: Valves (ISO/DIS 16486-4:2024)

Components for BAC control loops - Valve and actuator assemblies - Part 1: Water-based HVAC applications

Shell boilers - Part 1: General

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