Efficient surface cleaning: The inward-facing skimmer flap creates strong suction to effortlessly remove leaves and debris from pond surfaces up to 270 ft2, ensuring a clean and healthy aquatic environment. Advanced filtration : Equipped with filter cotton that traps impurities, keeping debris contained within the skimmer for easy removal, while a durable all-copper mechanism ensures quiet operation and longevity. Enhanced oxygenation: Features an integrated ejector that mixes air with water, significantly increasing oxygen levels in the pond to support aquatic life and maintain water quality. Versatile installation: Designed for seamless integration into existing ponds, this compact unit automatically adjusts to water levels from 16 inches deep, offering flexibility and ease of use. Service: We place great emphasis on our customers' shopping experience. If you have any questions, please feel free to contact us; we will respond to you within 24 hours!