The wall-mounted fresh air ventilator is an air purification device for the housing after renova-tion. Do you know what the advantages and disadvantages of the air […]

The main function of the VT260 wall-mounted fresh air ventilator is the air supply function. Under the action of the powerful motor, fresh air can be […]

1. Fan of the ventilator The quality of the fan has a great impact on the service life of the fresh air system. The parameters of […]

1.The ventilation fan First of all, the ventilation of the fresh air system is effective and thorough. It makes the pressure difference of indoor air by […]

Why do the bedrooms need the fresh air system most? Because people need fresh clean air when they sleep! Especially in a closed room.