This VEVOR 13-inch sand filter pump is designed for above-ground pools and delivers up to 3,500 GPH with a 0.75 HP motor for efficient water circulation and filtration. It features pre-installed core components to simplify setup and a 6-way valve for multiple maintenance functions. The reinforced thermoplastic tank and copper motor are built for long service life in outdoor pool environments. Leak-resistant threaded fittings and a multi-port valve help provide dependable operation. It is compatible with filter sand and filter balls, which are sold separately.