Hose Bibb Pressure Gauge with Maximum Pressure Indicator

Designed for measuring water system pressure within a building. The 3/4” hose adapter allows for direct connection to a hose bibb or water heater drain valve. The indicator needle identifies the highest pressure reached within the system. Ideal for registering maximum system pressure caused by thermal expansion or pressure spikes. The maximum pressure indicator needle can be reset by turning the external knob counter clockwise. For water service only.Connects to any 3/4" hose bibb thread Designed for homeowner attachment to hose bibb Allows monitoring of system pressure Perfect for diagnosis of thermal expansion problems Maximum pressure indicator needle