Dometic Gravity 310 Toilet – White RV The DometicGravity 310 Toilet features revolutionary PowerFlush technology and a full size ceramic bowl to deliver the support and beauty of a residential toilet. The Gravity 310 also attributes a powerful swirl jet cleaning action. Best-in-class gravity flush Efficient foot pedal operation with adjustable water level Powerful swirl-jet cleaning action Low profile Full-size residential-style seat ensures comfort Very lightweight