Treated fresh air units works on 100% outdoor air. The air taken from outside is conditioned by the air handling unit and supplied to occupied space. Air is full of oxygen and it is cleaned using different filtration process to capture particulte matter specially PM2.5 and in some cases chemical filtration is used to remove NOx, Sox, Ozone, H2S etc.

Construction : 50mm PUF insulated casing with 8 row deep evaporator chilled water coils or DX coil