The PRM Vacuum Gauge is designed to provide accurate, reliable vacuum pressure measurements for various industrial and commercial applications. With a measurement range of 0 to -140 inches of water column (WC) or 0 to -10 inches of mercury (inHg), this 2.5-inch gauge is ideal for use in air and water systems. Its liquid-filled design, with glycerin, helps dampen vibrations, ensuring stable readings even in dynamic environments. The durable stainless steel case and brass internals ensure longevity, while the 1/4-inch NPT male back mount connection makes for easy installation. Whether for HVAC systems, refrigeration, or other industrial needs, this vacuum meter delivers ±1.5% accuracy for dependable performance.