The Cabinet

Cabinet-enclosed Preaction, Dry Pipe, and Deluge Valve Systems

FM Approved as a factory-assembled system

  • Powder-coated steel construction
  • All sizes fit through a standard 36” (914 mm) doorway
  • Lifting eyes
  • Access panels on both sides
  • Water supply and drain connections on both sides and at common centerlines
  • Supply and system pressure gauges as well as (optional) releasing control panel display are visible through the gasketed cabinet door
  • Grommets provided for pipe penetrations
  • Potter Model RCDS-1 Releasing Circuit Disable Switch—Provides a supervised method of disconnecting the solenoid during system maintenance and service
  • All electrical connections consolidated to a factory-wired terminal box

The Heart of the System: The DDX Valve

DDX Type D Double Interlock
DDX Type D Double Interlock
Crafted from stainless steel, the clapper, seat, and push rod assembly provide protection against corrosion.
Resetting the clapper of the Model DDX Valve is easily accomplished using the external reset knob at the rear of the valve.
Time- and field-proven mechanical deluge valve with latching clapper. Helps prevent false-tripping and utilizes a single main drain valve. Valve sizes from 2” (50 mm) to 8” (200 mm).

Integrated South-Tek N2-Blast® Nitrogen Generator

Increase the life expectancy of system piping and components with a South-Tek nitrogen generator

  • FM Approved nitrogen generator
  • Pressure Swing Adsorption (PSA) technology
  • System capacity up to 900 gallons
  • Includes AutoPurge System® vent
Read more about our DDX PrePaK with N2® Blast HERE!
Reliable PrePaK Brochure

Reliable team photo

The Reliable Difference

Assembled in-house. Never outsourced.
Built in Liberty, SC by Reliable.

  • Factory-assembled at Reliable’s Manufacturing Headquarters in Liberty, SC.
  • A Reliable trained technician assembles and is responsible for each PrePaK.
  • Reliable Technicians stand behind their work, so much so, their signature goes on the label.
  • Each PrePaK passes Reliable’s rigorous performance testing.

For more about PrePaK Preaction Systems contact your closest Reliable office today.


You are using an outdated browser. Things may not appear as intended. We recommend updating your browser to the latest version.