The Dura-Pump™ DEF Top Unload System comes with a 12 Volt or 110 Volt high-flow DEF Dura-Pump™ and contains a 1″ telescoping downtube, automatic nozzle, 3/4″ x 20 ft. discharge hose and all necessary hose clamps and fittings. This system can be mounted to the top of a 35/50 gallon drum. Note: DEF Dura-Meter™ is optional, see DURDP300D to order








