DG63 Unloader from EnviroSpec
Dan Galvin, president and CEO of EnviroSpec, demonstrates the DG63 Unloader. You can use a 3/8″ or 1/2″ bypass line with it and it won’t surge or pulsate. It only takes one finger to pull the trigger.

Dan Galvin, president and CEO of EnviroSpec, demonstrates the DG63 Unloader. You can use a 3/8″ or 1/2″ bypass line with it and it won’t surge or pulsate. It only takes one finger to pull the trigger.