553549A | Auto Filling Vlv 1/2"SWT Inlet | Caleffi

Auto Filling Vlv 1/2"SWT Inlet: [sku]The Auto Filling Vlv 1/2"SWT Inlet from Caleffi is designed to automatically fill and maintain water levels in heating and cooling systems. It features a 1/2" SWT inlet connection and is constructed from durable materials for long-lasting performance. This valve is ideal for use in residential and commercial applications where automatic water filling is required. Key Features: * 1/2" SWT inlet connection * Automatic filling and maintenance of water levels * Durable construction for long-lasting performance * Ideal for residential and commercial applications Shop now at our HVAC supply store for the best prices and fast shipping on all your industrial supply needs!