Series 850 In-Line Design Double Check Valve Assemblies are designed to prevent the backflow of pollutants that are objectionable but not toxic, from entering into the potable water supply. They feature a bronze body and threaded ball valve end connections. Maximum Working Pressure: 175psi (12.1 bar). The Febco Series 850 Double Check Valve Assemblies give you a high levels of protection for your water supply for your home or building, however, is not suitable for toxic material handling.
Febco 850 Specifications (PDF:340 KB) | Febco 850 Installation Guide (PDF: 768 KB) | Febco 850 Maintenance Manual (PDF: 644 KB) | Febco 850 Freeze Protection Guide (PDF: 69 KB) |