This hydrostatic test was conducted on a Fire Sprinkler System using the prototype of the TP-1 Hydrostatic Test Pump. The sprinkler system was installed in a two story office building. The system capacity is approximately 600 gallons. The system was filled up to normal city pressure of approximately 120 psi.
The video below is intended to show the speed in which you can change sizes from 1″ through 2″ with the thread depth being a consistent three turns for each size.