Your pool is going to look super clean when this Intex 2500 GPH Filter Pump With Timer makes its way to your backyard. Designed for Intex 24-foot and 18-foot Easy Set pools, Frame Set pools, Ellipse Oval pools, rectangular Frame pools and similar sized swimming pools from other manufacturers such as Sand-n-Sun and Aqua-Leisure. It features a built-in automatic timer that allows you to set a daily cleaning cycle convenient to your busy schedule. For added protection, this model features a ground fault circuit interrupter (GFCI) which prevents circuit overloads. Your pump will shut off automatically if the electrical current is exposed to water. It uses Type B filter cartridges (29005E) which should be changed every couple of weeks. Easily keep your above ground pool water clean and refreshing with the Intex 2500 GPH Filter Pump With Timer.