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BS EN 12259-1 is a first part of the BS EN 12259 series that specifies requirements for construction and performance of sprinklers which are operated by a change of state of an element or bursting of a glass bulb under the influence of heat
The natural rubber compounds specified in this standard do not need to be compounded to be resistant to ozone attack and their resistance to ozone is not tested
and graded basalt coarse aggregates
Concrete masonry units are manufactured in different sizes
This section of IEC 60870‑5 presents specifications for the informative interface of protection equipment
Standard Test Methods for Carbon Black—Heating Loss Ingestion-build-133579 BS EN 12259-1 is a