Pentair Superflo Pump 1 hp. The SuperFlo Pumps are a product of nearly 50 years of innovative hydraulic engineering. The result is an ability to move more water more efficiently for lower operating cost and super-quiet operation. Plus, by performing with less effort, there's simply less wear and tear and that means longer life for a higher return on your pump investment. Features: SuperFlo by Pentair Pool Products is a direct replacement for the Hayward Super Pump. Extremely quiet operation. Unionized fittings (1.5 in. internal slip and 2 in. external slip). Cam and Ramp Lid. Heavy-duty, high service factor 56 square flange motor. Integral volute and pot reduce hydraulic noise. 115/230V 1-1/2" - 2" Plumbing connections, does not include power cord.