The Lovings Heating and Cooling Service Guarantee. At Lovings Heating and Cooling, we now offer a 100% money-back guarantee: We guarantee that the equipment we have installed in your home or business will perform to the quality and standards we promise. If the heating or cooling system does not heat or cool your home to your satisfaction, we will remove it and return 100% of your investment. Please call in to learn more about the Lovings Heating and Cooling fixed right or it's free. Loving's Heating and Cooling has served the Portage, Valparaiso, Chesterton, Hobart, and surrounding areas since 1981!