Author: Danny Chisholm

Micro-Bulk and Small Cryogenic Systems

The term “micro-bulk” was added to the 2015 edition of NFPA 99 to describe systems which are becoming more popular in smaller facilities that don’t necessarily need large quantities but want something comfortable to operate and located within the hospital building rather than outside.

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Zone Valves

In the 2015 and 2012 edition of NFPA 99, 5.1.4.5.3 says, “Service valves shall be placed in the branch piping prior to any zone valve box assembly on that branch.” Does that mean that on each pipe, to each zone valve box, there shall be a valve that will allow the zone valve to be isolated?

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ASSE Certification

Compliance Newsletter