553642A | Autofill 1/2"NPT Inlet | Caleffi

The Caleffi 553642A Autofill Valve is an automatic water fill valve designed to maintain water pressure in sealed heating systems. Its 1/2" NPT inlet allows for easy connection to the system, ensuring reliable water supply and system pressure. With its robust construction, it can withstand the demands of industrial and commercial heating applications, providing long-lasting performance. **Key Features and Benefits:** * Automatic water fill valve maintains water pressure in sealed heating systems * 1/2" NPT inlet for easy connection * Durable construction for long-lasting performance * Ideal for industrial and commercial heating applications Shop our HVAC supply store today for the best prices and fast shipping on the Caleffi 553642A Autofill Valve. We are your trusted source for industrial and commercial HVAC supplies and accessories.