Watts 3/4 in. Plastic Water Pressure Test Gauge

When you choose this hose connection gauge, you can rest assured that you're getting a quality product to test water supply pressures within a distribution system. Its red indicator hand holds at the highest reading registered for detection of thermal expansion pressure surges. Rubber garden hose washer included. Easy to install, no tools are required.|Made of steel for durability and strength|Easy to read indicator for detecting pressure surges|Features a copper alloy tube sensing element|Accuracy is ASME, type B|Easy to install with no tools|Works with many pipe materials