A competent project is the basis of the whole system.​Design of ventilation systems allows to combine ventilation with design of rooms.It helps to optimize costs.At the design stage, it is easier to coordinate the location of the system of air ducts, grilles, diffusers and other ventilation equipment.The project specifies requirements for installers, plumbers and electricians to minimize the risk of errors.You will have a complete picture of the final result and the final cost of turnkey ventilation.