 On air, online, and on the go. News Radio 1100 KNZZ. Grand Junction and 1100KNZZ.com. The following program is prerecorded. Don't suffer this summer. Let A1 Heating, Cooling, and Plumbing fill your home with mountain cool air. From service and repairs to a new energy efficient system, the A1 Pros will help you keep your cool. A1 Heating, Cooling, and Plumbing, serving the entire western slope. Visit A1HeatingInc.com.