Pondmaster 02234 1800 GPH Pond Pump with Filter and Fountain Set Supreme Pondmaster pond filtration kit with PM2000 filter & 1800 GPH pump The system comes complete with the filter, bell style and adjustable fountain heads, pump and a length of tubing to connect pump and filter Filtering media provides effective biological and mechanical filtration The system can be used as the sole source of bio-mechanical filtration or in conjunction with an additonal external biological filter system For ponds up to 3600 gallons