The PRM 304 Stainless Steel Pressure Gauge is a precision instrument designed for high-pressure applications, including HVAC, industrial systems, and water flow monitoring. Featuring a 0-300 PSI range, this 2-1/2 inch dial gauge offers ±1.5% accuracy, ensuring precise readings across a variety of applications. Constructed with a 304 stainless steel body and stainless steel internals, this pressure gauge is built to withstand tough environments, providing excellent durability and long-term performance. The addition of a diaphragm protector helps safeguard the internal components from pressure spikes, further extending the life of the gauge. The 1/4 inch NPT bottom mount connection offers easy installation, making it versatile for a range of setups. Whether you're monitoring air, water, or other fluids, this dry gauge is ideal for consistent, reliable pressure readings.