The HDM Series is a brass manifold that has two headers (Manual switchover to reserve). Once the in-use bank is depleted, a quick switch of the header valves activates the reserve supply.


  • 3000 psi Maximum Inlet
  • 2″ Chrome Plated Gauge
  • One-piece Encapsulated Seat in Regulator
  • 2 1/8″ Diaphragm PTFE Teflon Seat
  • Die Cast Bonnet
  • High-Pressure – Required for both side