Here is one of the systems I don't understand. This is the 1600 gph model, I know I would need 2,650 gph if upgrading to the 24 or 26' pool, but I don't know if this is a filter, a pump, or BOTH. http://www.walmart.com/ip/Intex-Krystal ... p/16609051
By the way, can anyone who has a round Intex...