The valve testing device accurately measures outlet static and residual water pressures and flow from 2½" hose connections. It facilitates the initial and periodic testing of pressure regulating valves (PRVs) in sprinkler and standpipe systems per NFPA 13, NFPA 14, and NFPA 25 requirements. This device can also be used for standpipe, fire pump, and hydrant flow testing
Specifications:
- Accuracy range from 100-500 GPMs and up to 250 PSI
- Entire unit weighs only 24 lbs.
- Powder-coated inline aluminum venturi flowmeter body with internal stream shapers
- 2½" female NST swivel inlet x 2½" male NST outlet
- Stability base with handle for easy carrying and storage
- Detachable 30-degree swiveling elbow for easy connection to a PRV
- Crank handle on brass gate valve for easy opening, closing, and throttling water flow
- Set field adjustable PRVs accurately on site
- Both gauges are tested and calibrated to N.I.S.T Standards
- Each device includes a calibration certificate