Water Test Gauges with Lazy Hand
- 0-300 PSI
- 3/4" Female Hose Connection
- 2-1/2" Gauge
- Regular pressure hand pushes LAZY hand to peak operating or surge pressure point where it remains until you manually reset it.
- Excellent to determine if leaking from failure or caused by surge of excessive pressures.
- Attach gauge to boiler drain valve overnight
- Lazy hand operates over entire gauge range of 0-300 PSI