574002A | 1/2"NPTx1/2"NPT BFP/Autofill | Caleffi

**1/2" NPT x 1/2" NPT BFP/Autofill (SKU: 574002A) by Caleffi** This 1/2" NPT x 1/2" NPT BFP/Autofill valve from Caleffi is designed for use in hydronic heating systems to automatically fill and maintain system pressure. Its robust brass construction ensures durability and corrosion resistance. Featuring a built-in backflow preventer (BFP), this valve prevents water from flowing back into the water supply, ensuring the system's integrity and preventing contamination. It also incorporates an automatic fill function that maintains the desired system pressure, eliminating the need for manual filling. This valve is ideal for use in closed-loop hydronic systems and is suitable for both residential and commercial applications. Its compact size and NPT connections make it easy to install and integrate into existing systems. **Benefits:** * Durable brass construction for longevity * Built-in backflow preventer prevents water contamination * Automatic fill function maintains system pressure * Compact size and NPT connections for easy installation * Suitable for use in closed-loop hydronic systems Shop our HVAC supply store today for the best prices and fast shipping on all your industrial and maintenance needs!