Post Indicator Valves

The Reliable® Model L388 Non-Rising Stem (NRS) Gate Valves are engineered for dependable performance in fire protection systems. When installed with a listed wall indicator post, these valves function as resilient seated indicating control valves and are both UL Listed and FM Approved.

Designed to accommodate various installation requirements, the Model L388 is available with multiple end connection options, including:

Grooved outlets in accordance with AWWA C606 / ISO 6182-12

ANSI/ASME B16.1 flanged outlets, compatible with Class 150 and Class 125 flanges

ISO 7005-1 flanged outlets, compatible with PN10 and PN16 flanges

Valve sizes range from 2-1/2” (65mm) to 12” (300mm) nominal diameters, making them suitable for a wide array of system configurations. Each valve is rated for a working pressure of up to 300 psi (20.7 bar), ensuring robust performance under demanding conditions.

Before installation, confirm that all selected end connections and fittings are suitable for the intended system pressure. The Model L388 is a trusted solution for professionals seeking reliable valve performance in critical fire protection applications.