Taco expands its ECM, wet rotor Viridian circulator line to include the VR3452 for chilled and hot water applications. The VR3452 offers up to 34’ of shutoff head and 52-gpm flow – settings accomplished with a user-friendly interface. The permanent magnet ECM motor saves up to 85% of electrical energy compared to conventional pumps. The VR3452 is available in 115 or 230 volts and has standard flanges.