The Xylem-Bell & Gossett 106189 1/12 HP Booster Pump is a durable circulating pump designed to maintain consistent water flow in hydronic HVAC systems. Operating at 1725 RPM, it works by continuously moving water through heating and cooling loops to ensure efficient heat transfer and balanced system performance. Commonly used in boilers, chillers, radiant heating systems, and commerci... https://www.partshnc.com/106189-xylem-bell-gossett-series-100-iron-112hp-1725rpm