Shafer Heating and Cooling : Case Study by ECI Solutions The transition from a paper-based to a digital business made all the difference  Shafer Heating & Cooling LLC is a family-owned company with over 30 years in business, serving Hillsboro, Ohio. The company and its highly skilled team offer HVAC insta lotions, geothermal systems, ductless mini-split systems, zoning, and air quality...