Three (3) valves in one (1). A triple duty valve replaces a balance valve, shut-off valve and check valve
Valves are complete with FF flanges in accordance with ASME B16.1
Automatic and silent operation. The valve is spring loaded to ensure that the disc closes as the line flow approaches zero. This feature prevents water hammer
Line pressures of approximately 1/4 psi will open the disc
Flow through the valve can be adjusted from zero to full flow by the ACME rising stem
Soft-seated dovetail o-ring groove ensures bubble-tight sealing when the valve is positioned in the fully closed position
The rising stem incorporates a graduated position indicator to ensure accurate disc positioning for throttling service
All valves supplied with hand-wheel for ease of operation
Drain and differential connections are furnished with a plug as standard