1" Test & Drain Valve with Pressure Relief (UL/FM) 1-1/2 copper tee Reduces system stress caused by

Reduces system stress caused by seismic or settling movement

Activation Flow: 4–10 GPM

The 8" Fire Protection Grooved Check Valve is engineered for large-scale grooved-end piping systems in commercial

High-limit temperature & exhaust sensors

Connection Type: Hub x Hub

1" Test & Drain Valve with Pressure Relief (UL/FM) 1-1/2 copper tee Reduces system stress caused byOverview This 1" Test & Drain Valve with integrated Pressure Relief is designed for wet fire sprinkler systems on multi story installations requiring pressure relief per NFPA 13 13R. It combines test and express drain functions in a compact, single handle assembly and includes tamper resistant test orifice and sight glasses. Key Features UL Listed and FM Approved for fire protection applications. Compact, single handle ball valve for easy operation.