Model G Preaction Valve

The Model G Preaction System Riser Assembly can be used as a Single Interlock Preaction System with Electric Release, Double Interlock Electric/Pneumatic Release, Double Interlock Preaction System with Electric/Pneu-Lectric Release, or a Surefire®  Release. These preaction systems are commonly used where it is important to control accidental water discharge due to inadvertent damage to the sprinkler piping. The small profile, lightweight, pilot operated Viking Model G Valve comes completely preassembled.