Penguin Series PX extended pump-high flow, are simple in design, efficient in performance, and self-priming when immersed in the solution. With a double impeller design and no seals to leak or bushings or bearings to wear, this pump can run dry without damage while requiring little or no maintenance. Constructed completely of CPVC wherein contact with the solution. Our new Penguin, PX, extended vertical immersible pumps are constructed of CPVC with PTFE wear ring or CPVC with PVDF impeller wherein contact with the solution. Both pumps are suitable for pumping, agitating, filtering, or recirculating acid or alkaline corrosive solutions over the entire 0-14 pH range up to180°F maximum temperature.