Special Hazards / Special Systems: Single Interlock Preaction Systems
Single Interlock Preaction System - 1-1/2" (40mm) - Electric Actuation Data sheet
Single Interlock Electric Release Preaction System - 2", 2-1/2", 3", & 76mm - DDX Valve Data sheet
Single Interlock Preaction System - 4" & 6" (100mm & 150mm) - DDX Valve Data sheet
Single Interlock Electric Release Preaction System - 8" - DDX Valve Data sheet
Wet Pilot Line Single Interlock Preaction System - 2", 2-1/2", 3" & 76mm - DDX Valve
Wet Pilot Line Single Interlock Preaction System 4" (100mm), 6" (150mm) & 165mm - DDX Valve
Wet Pilot Line Single Interlock Preaction System – 8" –DDX Valve
Pilot Line Single Interlock Preaction System 2", 2-1/2", 3" & 76mm –
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O-Sense