Reducing the burden on your air conditioner should always be your primary focus in Arizona. This will not only save you money, but also extend the life of your equipment. Unfortunately, a majority of home service contractors only focus on selling upgrades and add ons that benefit them. They don’t necessarily care if your heating and cooling system lasts. When HVAC companies don’t consider the homeowner, it leads customers to believe they have to spend more money in order to lower their costs.