Hayward EC50AC Perflex Extended-Cycle Above-Ground

Hayward EC50AC Perflex Extended-Cycle Above-Ground
http://www.amazon.com/dp/B000EVOM5Y?tag=takingchances-21-20
Feature
* EC50AC filter with clamp; recommended for round pools 28 to 33 feet and oval pools 18 by 39 feet also for in ground pools with different pump only the pump is recommended for above ground pools
* Bump handle causes the flex-tubes to clean themselves of dirt and filter powder; integral check valve prevents system backflow whenever pump is off
* Heavy-duty filter tank injection-molded of high-strength for dependable, corrosion-free performance
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Hayward Perflex D.E. filters provide the deepest, most comprehensive clean, removing microscopic dust and pollen as small as one micron. Perflex D.E. Filters have incorporated the patented Flex-Tube design in combination with D.E. filter powder, the most efficient dirt remover known for pool filtration. The result is superior water clarity, extended filter cleaning cycles, and no backwashing required. This filter also traps algae, and has an efficient one-pass cleaning power.
http://www.amazon.com/dp/B000EVOM5Y?tag=takingchances-21-20