NA12259 | NA12259 | Caleffi

Caleffi NA12259: A Versatile Pressure Relief Valve for Automatic Balancing Applications The Caleffi NA12259 is an automatic pressure relief valve designed for use in hydronic systems, particularly for balancing applications. This valve effectively maintains a constant pressure differential across it, making it suitable for balancing zones in radiant floor heating systems and other hydronic applications where precise pressure control is crucial. Constructed from durable brass, the NA12259 features a spring-loaded diaphragm that modulates the valve opening to maintain the desired pressure differential. It has a maximum working pressure of 10 bar (145 psi) and a temperature range of 33°F to 230°F (1°C to 110°C). The valve's compact design and threaded connections allow for easy installation and integration into existing systems. The Caleffi NA12259 is a reliable and efficient solution for maintaining system pressure and balancing flow in hydronic applications. Its durability, precision, and ease of installation make it an excellent choice for industrial engineers and maintenance professionals. Shop now at our HVAC supply store for the best prices and fast shipping on the Caleffi NA12259 pressure relief valve and all your industrial supply needs!