The closed-loop Bell & Gossett Series 100 Inline Circulator Pump is designed for use in domestic and light commercial water circulating systems, such as hydronic heating and low-pressure boosting. The motor on this pump is oil-lubricated which, along with the three-piece design, provides for easy field service. The shaft and seal are housed in an assembly that can be easily repaired or replaced. This pump's motor design, coupled with its over