Octopus DNWB 110 Recirculating Skimmer by CoralVue. **** PRODUCT MANUAL **** Specifications: * Allows the user to input the exact amount of water desired to be skimmed. * Requires a feed pump or plumbed from an overflow to inject water into skimmer. * Internal or External use. * Modified funnel neck design with bubble plate diffuser. * Rating: Up to 125 gallons. * Footprint: 11″ x 8.7″ | Body Diameter: 5″ | Height: 22.8″ * Powered by: Hailea OTP 1000 Pinwheel Pump * New pinwheel impeller increases the performance by 30%.