Mishawaka, Indiana, is known for freezing, snowy, and windy winters with temperatures reaching subzero. It’s not unusual to rely on the heating system for seven to eight months straight. With very little break, it’s time to start up the air conditioner to combat the summer heat and humidity. Four Winds Custom Heating and Air Conditioning is well-versed in the challenges of local weather. We’ve specialized in cost-saving, effective solutions for more than twenty years.