We are a leader in designing and manufacturing explosion-proof products for the heating, ventilation, and air conditioning (HVAC) markets. Our products include explosion-proof damper actuators, valve actuators, sensors, and controllers. Our products are PTB certified, approved by and produced according to the latest standards and regulations. According to the type and kind of protection, Schischek products are suitable for operating in Ex areas, zones 0, 1, 2, 21 and 22, including gases, vapours, mists and dust.