Clarage has a complete line of Jet Fans and Central Tunnel Fans for Emergency Tunnel Fan applications. With a product range from 0.5 M diameter to over 4 M in diameter in both 50 and 60 HZ designs, we have a solution for your needs. Cast aluminum Jet Fans have a split hub with cast aluminum blades designed for 250° C, 300° C or 400° C for one or two hour operations. Central Tunnel Fans can meet the same demanding temperature requirements and have a forged steel hub with blades in cast or forged steel, as well as cast or forged aluminum. Add a single or double anti-stall ring for constant rising pressure characteristics. Please call for additional details.