Pressure Ventilator

1. The function of this ventilator is to keep the inside and outside pressure to be balanceable , even if the inside temperature is below 0, so as to ensure free opening of the door .

2. With a temperature controller inside the window, which keep the windows temperature within 20-40, then guarantee fluent ventilation.

3. With a stainless steel mesh, which prevent the insect from entering.

4. Groove on the vents, avoid the inleakage of water.

5. AC 220V or AC 110V are on your option.  

Pressure Ventilator