WaterFurnace introduces its Envision² Compact Series commercial geothermal heat pump, ideal for boiler/tower applications and the replacement of aging water-source heat pumps. Available in 0.75- to 6-ton capacities, the heat pump’s design incorporates the Aurora generation of communicating controls. Options included a factory-installed 24V motorized on/off water valve for variable-frequency-drive pumping; hot gas bypass and reheat; and high-efficiency PSC five-speed or variable-speed ECM motors.  www.waterfurnace.com