HTFC (DT): Fire smoke exhaust fan is suitable for ventilation and high temperature smoke exhaust in high-rise buildings, underground buildings, tunnels, drying rooms, etc. Can operate continuously under high temperature conditions of 280 ℃Running continuously for 20 hours/time at a medium temperature of 100 ℃ for more than 30 minutes without damage is an ideal firefighting equipment. Fire exhaust fans are suitable for high-rise buildings, underground buildings, and tunnelsVentilation and high temperature smoke exhaust in drying rooms. It can operate continuously for more than 30 minutes under high temperature conditions of 280 ℃, and operate continuously for 20 hours/time without damage under medium temperature conditions of 100 ℃, making it an ideal firefighting solutionEssential facilities.