Optimized Filtration: The 20-micron internal filtration pad captures copper filings and debris before they reach delicate TXV components

triggering an immediate shutdown if pressure drops below the calibrated threshold

Can this be used in high-velocity duct applications

as well as corrosion

and as a pilot valve for larger gas-powered regulators

Watts 0556016 Valve 30067439-890 Optimized Filtration: The 20-micron internalThe Watts 0556016 (model LF40XL 150 3 4) is a heavy duty, automatic reseating temperature and pressure relief valve engineered for critical protection in commercial hot water supply systems. Designed for large scale storage tanks and water heaters, this 3 4 inch NPT valve features a 5 inch thermo bonded coated thermostat probe. This specialized coating is essential for service longevity, as it effectively retards mineral accumulation and scale buildup