Preventing problems before they begin is much more cost effective than dealing with them after the fact, which is why an annual HVAC checkup is critical. Here are just three reasons: Any system will run more efficiently if it is maintained properly. It will likely save a homeowner or real money in the long term if it is serviced regularly. The lifespan of a heating and cooling system can be drastically reduced by a lack of maintenance that can lead to costly repairs and even