Say Goodbye to Gasoline - Cheap, Clean and American FuelMaker is the world leader in the development and manufacture of natural gas Vehicle Refueling Appliances (VRA). This unique product combines gas compression with controls, electronics, and software into a simple compact package that can be installed anywhere that has Natural Gas service. Phill is the world's first appliance that lets you refuel your Natural Gas Vehicle indoors or outdoors from your household natural gas line!