empty your holding tanks without moving your rv thetford going places permastore storage compartment autostop level gauge best seller! smarttote? large port hole for cleanout storage system tow handle completely assembled—ready to use right out of the box! no need to move your rv to empty the holding that rolls easily to the dump station by hand or that sewer hose and 90° sewer elbow included—nothing and rubber wheels permastore storage 90elbow nozzle keeps large opening allows autostop" level gauge no heavy lifting-handle pre-attached hose and easy at the dump port a garden hose prevents overfilling and fittings members save offers 20% more capacity than competitive and built-in handle compact size is easy to store and transport premium 2-wheel tanks offer larger capacities and a 32" sewer hose that members members members add the optional tow strap to pull it with your vehicle