The Cash Acme 3/4" NCLX-5LX Domestic T&P Relief Valve 19783-0150 is a high-quality water heater temperature and pressure relief valve made of brass. It features a maximum temperature of 210 F and comes with fittings included for easy installation. This valve is designed with features such as a high-quality coating to prevent corrosion, overheat protection, and self-cleaning capabilities. Manufactured in the United States, this relief valve is compatible with Cash Acme brand water heaters, ensuring reliable performance and safety in hot water systems.