The Rossmont Riser R550 Return Pump can be used with the Rossmont Waver Wireless 2-Channel Controller. With the Waver the Riser flow can be increased and decreased, and up to 2 Risers can be controlled with the Waver for a wave effect. Without the Waver the Riser is still a powerful, quiet & energy efficient pump.With the Waver the flow rates range from 210-550 gph and power consumption from 13.5-35 watts. The Riser R550 can be used as a circulation pump, placed either in the sump or under the aquarium in a closed-loop system. In some instances it can be placed in filtration chambers at the back of an aquarium (see dimensions below).Features: Flow Rate: 550 gph (210-550 gph with Waver) Head max: 89" Max Power Consumed: 35 watts (13.5-35 watts with Waver) Uses AC power Noise reduction pads Dimensions w/plate: 3.15 x 4.93 x 5". Dimensions w/o plate: 3.15 x 4.93 x 3.84". The Rossmont Riser R700 Return Pump can be used with the Rossmont Waver Wireless 2-Channel Controller. With the Waver the Riser flow can be increased and decreased, and up to 2 Risers can be controlled with the Waver for a wave effect. Without the Waver the Riser is still a powerful, quiet & energy efficient pump.With the Waver the flow rates range from 210-700 gph and power consumption from 13.5-35 watts. The Riser R700 can be used as a circulation pump, placed either in the sump or under the aquarium in a closed-loop system. In some instances it can be placed in filtration chambers at the back of an aquarium (see dimensions below).Features: Flow Rate: 700 gph (210-700 gph with Waver) Head max: 96" Max Power Consumed: 43 watts (13.5-43 watts with Waver) Uses AC power Noise reduction pads Dimensions w/plate: 3.15 x 4.93 x 5". Dimensions w/o plate: 3.15 x 4.93 x 3.84".
