We'll Help You Save with Geothermal in Portland! Want an idea of just how big a geothermal heating and cooling system could cut your energy bills in Portland? Our easy to use Geothermal Savings Calculator will tell you. Just enter in your information and get ready to be satisfied. Obviously, to reap the maximum potential of a geothermal system, you need the right system - and the right contractor to install and service it. You need a WaterFurnace system from S&J Heating and Insulation, Inc., the finest geothermal heating & cooling contractor in Portland, Michigan. Contact S&J Heating and Insulation, Inc. today and let us show you more of the benefits you'll appreciate with a WaterFurnace geothermal heating and cooling system. We'll also show you why our installation and service have won so many geothermal converts in Portland.