/kloc-how much does it usually cost to install a heat recovery fresh air system in 0/50 square meters?

According to individual needs, the price will be different. In the construction of fresh air system with heat recovery, centralized return air can be supplied to each room separately, or it can be supplied to each room separately. If the effect is good, it can also be used for ground air supply. Even the equipment with the same heat recovery can be equipped with a purification box, and the models and grades of heat recovery are different. It is best to find a professional authorized store to sign an installation contract.