A/CA/CAir conditioning, often abbreviated as A/C or AC, is the process of removing heat and controlling the humidity of air in an enclosed space to achieve a more comfortable interior environment by use of powered "air conditioners" or a variety of other methods, including passive cooling and ventilative cooling.https://en.wikipedia.org › wiki › Air_conditioningAir conditioning - Wikipedia Easy Tee is a simple, inexpensive way to comply with the International Mechanical Code M32-12. It provides a Condensate Drain Service Port that is flexible and easy to use with nitrogen, water, or shop vac. A/C Easy Tee has no valve or moving parts that could fail.