DX modular AHU amaceuticals and so on. There are three different types for different situations.

1. Application sites without fresh air.
2. Application sites with partial fresh air. The primary air return solution applies to the site with a low ventilation frequency; the secondre widely applied，such as clean operating room, Inspection and quarantine, Pharary air return solution applies to the site with a high ventilation frequency or the air flow of selected model far surpassing the nominal air flow.
3. Application sites with a greater fresh air ratio.

For Download Ceiling Embedded Unit, Please Click Link Below: 

AHU.pdf