双城风机FR重力通风机

FR

Fiberglass Round Gravity Relief & Intake Ventilator

Application

重力通风机可用于释放正压、热与烟气的重力排风和进风。所有的重力通风机设计为薄型，不影响建筑的外观。由玻璃钢制作的重力通风机可用于腐蚀性气体的排风。

Model FR Gravity Relief Ventilator is designed for providing relief for positive pressure, gravity exhaust of heat and smoke, or air intake supply. This unit is molded of tough, chemical resistant polyester resins and heavy-weave glass cloth. The simple, two-piece fiberglass housing is strong and efficient, and never needs painting.

Sizes (wheel diameters)
叶轮直径：355 mm to 1,155 mm

Performance
风量：21,832 m³/hour
静压：62 Pa

AMCA认证的声强和空气动力性能 L705认证