Product features

Under the action of pressure difference, the air permeability of the closed door is very small, and under the action of wind and rain, the closed door does not leak rainwater.

area of application

IT is suitable for buildings such as pharmaceutical industry, electronic industry, IT workshop and so on, which are sensitive to light and wind.

* Steel fire-proof sealed door.

It is suitable for the doors of air-conditioning room, blower room and important equipment room, and has the function of fire prevention and heat insulation.