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Pre-action System Test

Thread starter batsing
Start date Oct 10, 2011

Status: Not open for further replies.

Oct 10, 2011

batsing

Electrical

Hi, I am currently working as a Fire System Inspector and as NFPA 25 requirement for pre action system,annual full flow test is required. But in such facility like clean room and laboratory do we need to fill the line with water? Hope to hear you answer, thanks