How to choose fresh air system in hospital?

At present, the fresh air systems sold in the market are mainly divided into two types: with heat recovery system and without heat recovery system from the perspective of energy saving effect, while from the perspective of installation, they are mainly divided into overall system installation and single machine installation. These fresh air systems have their own advantages and disadvantages in terms of convenience, comfort, health and price. Therefore, we can enter according to our own demand for air cleanliness, economic situation and house decoration-① according to the use demand ② according to the actual situation of the house.