Refined dosing increments--for more precise control
New, more versatile mounting options
Other features include: quick-release cover for fast tubing access, three-way switch controls timer/off/continuous, self-priming pump and clear Tygon and Black Neoprene Squeeze Tubes
Rola-Chem Pro Series 300 retains a 30psi rating and versatile 18-ft. suction lift
Pumps operate on 9-minute cycles, in 120V or 240V corded or hard-wired with maximum 2.5 amps