Comax-FTG curtains offer cost-efficient, reliable air intake options. The curtain material is robust, non-woven fabric with polyethylene coating capable of withstanding harsh environmental conditions including wind, rain, sleet, and snow. These curtain systems remain responsive to changing weather conditions and can be configured to adjust automatically with one of Comax’s automation systems or manually via reliable winch and cable system. In case of emergency, all curtains come fully equipped with a power-loss triggered emergency release to ensure life sustaining airflow.