ÖNORM EN 257:2023 05 15
Current
Current
The latest, up-to-date edition.
Mechanical thermostats for gas-burning appliances
Available format(s)
Hardcopy
Language(s)
English
Published date
05-15-2023
This document specifies the safety, design, construction, and performance requirements and testing for mechanical thermostats intended for use with gas appliances and similar use, hereafter referred to as “thermostats”.
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