Maintaining Refrigerant and Ventilation of your AC Unit Maintaining the refrigerant and ventilation of your AC unit are two of the most important aspects of AC maintenance. A well maintained AC unit won’t just save you big on energy costs, but it will also increase it’s lifespan, enhance comfort and reduce wide temperature fluctuations. Maintaining
The Importance of Your AC Condensate Drain The condensate drain (sometimes called the AC drain) is a drain line vital to the operation of your AC unit. This drain provides a means for the unit to take moisture generated from the passing of air through the evaporator coil, and route it out of the system.