How long is exhaust hose?

It is mostly 5 inch in diameter and 5 ft long. If you need additional hose you can always order more for $15 each. Are portable air conditioners used to cool computer server rooms? This is one of the most common uses of a portable air conditioner! Even in small computer rooms, a 12000 BTU unit should be purchased due to the extra heat produced. Moreover, the portable AC will help keep the air dry which is more suitable for computer applications. What if I was out of home/office for more than 3 days and I wanted AC to run while I was gone without it shutting down due to water tank getting full? If you want AC to run continously for more than couple of days without shutting OFF automatically because the water tank was full. In that case, we recommend you to mount the AC on any small table or stool and put a small bucket or attach a 1/2 inch hose to the outlet for continous drainage. Reason AC is mounted on a small stool is so the water can drain using gravity. If you don't like either ...  more