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BS 4201:1979
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Specification for thermostats for gas-burning appliances
Hardcopy
05-01-1992
English
11-30-1989
Requirements for thermostats supplied as independent units for incorporation in 1st, 2nd and 3rd family gas appliances for domestic, catering and commercial purposes.
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