Fire safety valves

#138 – Fire Safety Valve Pressure Ratings: WOG vs WSP vs. PSI

Fire safety valve pressure ratings matter when choosing a valve for fire sprinkler and standpipe systems. QRFS reviews the differences between more than ten common terms manufacturers use to describe valves’ pressure ratings, including WOG (Water, Oil, Gas), WSP (Working Steam Pressure), and PSI (Pounds per Square Inch).

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Hydrostatic Test Leak in Pipe

#132 – Choosing a Hydrostatic Test Pump for Fire Sprinklers and Standpipes

Standpipes and sprinklers require hydrostatic testing before system acceptance, every 5 years for certain standpipes, and/or when there are significant system revisions. But how do you know if you’ve got the right pump for the job? QRFS reviews the key specs and features to look for when choosing a hydrostatic test pump.

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