Generally, the air cooler should be installed outdoors. In particular, the air cooler can be installed on the wall. On the roof or on the outdoor floor, the air duct should be kept too long. The general length is 15 to 20 meters. It is possible to reduce the duct elbow or not to bend the elbow. The following is a detailed analysis for you.
The manufacturer of the air cooler thinks that the air cooler is best installed in a place with a good surrounding environment. It is best to install it in a place with easy ventilation and fresh air. It must not be installed in the vicinity of the toilet, kitchen, etc. because of the smell. Or if the odor gas is at the exhaust port, it will make your room full of this smell, the effect is very bad.
When the cooling fan is running, in order to facilitate ventilation and ventilation, it is necessary to open the door or window for ventilation. If the door and window are not next to it or there is no ventilation vent, then equipment such as an exhaust fan should be installed. In the general environment, it takes 30 hours to change the air. In the production workshop with heating equipment, the number of air changes is 50 to 60 times per hour. In public places with dense crowds, the number of air changes is required. The number of hours is 40 times, and in the damp southern areas, the number of air changes should be appropriately increased. In the hot and dry northern areas, the number of hot air can be appropriately reduced.