Bosch Thermotechnology Corp. offers the new Greensource Complete Design with Innovation series SM model heat pump that incorporates green technology for residential applications. CDi is built and tested to be one of the most highly efficient and reliable units on the market. The new SM model heat pump comes in cooling capacities from two to six tons and is equipped with quality and innovative technology to economically cool and heat a home in an environmentally friendly manner. A suite of indoor air quality accessories now is available for use with the Greensource product line.