The Dolphin C6 Plus robotic pool cleaner has four scrubbing brushes, a high-capacity filtration system, and an extra-wide cleaning path when compared to rival products. It is ideal for institutional swimming pools up to 121 feet. Dolphin C6 Plus is fully automated and offers the power of two rival robots. It has a high-quality filtration system to ensure your pool stays clean and healthy. Backed by two years of assurance, this pool cleaner is built to last.