Carlson Heating & AC

Carlson Heating & AC sells and services geothermal heat pumps, which use the ground's steady temperature to heat, cool and supply hot water for homes. The company says geothermal systems can cut heating, cooling and hot water costs by up to 70 percent, and it offers standard maintenance, equipment repair and complete comfort system installs.

The company serves homeowners and builders across the Manhattan area and a list of nearby towns in north central Kansas. Its office is at 617 Bridge Street in Clay Center. Customers can request a service call or a quote through the website.