3. Aeraulic network

This is the important link.

In an air-conditioning system, air is the heat transfer fluid. It is therefore necessary to ensure the connections between the components (air handling unit, extraction fan, etc.) and the premises served:

• distribution of treated air ;

• recirculated air return ;

• exhaust air ;

• supply fresh air to the air handling unit.

These connections include the following elements:

• fans (whether or not incorporated in the air handling unit);

• distribution ducts ;

• dampers or registers for control or safety ;

• diffusion, transfer...