Dual stage auto changeover regulator
![Dual stage auto changeover regulator Dual stage auto changeover regulator](/uploads/images/50/thumb_dualstage_auto_changeover_regulator.jpg)
Dual stage auto changeover regulator for trailers / 5th wheels.
Allows for connecting 2 propane tanks through one regulator to a trailer and or RV hookup.
Automatically changes from empty to full tank when running
Green / Red Indicator to indicate when a tank is low or empty on propane