Sprinkler Age A Publication of the American Fire Sprinkler Association
Generated Nitrogen Gas in Dry and Preaction Sprinkler Systems
A Simplified Approach The scope and purpose of this article are to show that when the gas produced by a nitrogen generator for corrosion mitigation in dry or preaction sprinkler piping is at least 99.5 percent pure (maximum 0.5 percent residual oxygen), purging (venting) air from an initial pressurizing step …
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