The doors are designed for installation in the ventilation and fire-extinguishing facilities of coal mines.
Metal ventilating doors are designed to control the ventilation air flow and to seal mine workings.
Metal ventilating doors are designed to block the downcast shaft mouth in the outbreak of fire in the mine or sluice and to seal mine workings.
At the customer’s request, all structures can be supplied with a manual or remote door opening/closing device.