Reasons to Hire a Heating and Air Professional for Your Installation Needs If you need a new heater or AC, it is important to hire a professional. First, you need to make sure your current system is not repairable. In most cases, repairs are cheaper than buying new equipment, even if you try to install it yourself to save on labor costs. Most heating and air companies will take a look at the current unit and try to fix it. For information, Visit Jenkinsheatingandair.com. in Public bookmarkswith heating--air-professionalby 25 users