evaporative air cooler can be installed on the wall, roof and outdoor ground, the height installation position can not be less than 2.25 meters.The 40*40# bracket is connected with the wall or window by the bolt,there is a rubber pad between the elbow and bracket, and all gaps are sealed with glass glue or cement mortar. An boom should be installed on the bottom of the bracket when we install the elbow.

Technical requirements:

1.triangle bracket welded and installed should be secured ;

2.maintenance platform must be able to support the weight of the crew and maintenance personnel;

3.the air cooler  must be installed in a horizontal position;

4.The flange of air cooler and section of elbow air cooler must be flush

5.all the exterior duct must be waterproofed;

6.The junction box must be indoor installation;

7. The air duct elbow should be waterproofed near the wall to prevent water from flowing into the room.