painting coating smoke exhaust fan

Sơn phủ khói ống xả quạt tốc độ kép cho tòa nhà cao tầng và trung tâm mua sắm

HTF Fire Control Fan Highlights: This fan is set up with double-speed motor, it operates at a low speed normally and used for ventilation. Once occurrence afire, the fan is automatically transferred into high-speed and discharge smoke by the electric control system, which facilitates safe evacuation ...

Quạt hướng trục chống cháy chịu nhiệt có động cơ hai tốc độ bằng thép carbon

HTF Fire Control Fan Highlights: This fan is set up with double-speed motor, it operates at a low speed normally and used for ventilation. Once occurrence afire, the fan is automatically transferred into high-speed and discharge smoke by the electric control system, which facilitates safe evacuation ...