布风器[Air distributor]

顶式布风器[Top distributor]

圆形弯头[Circular Bend]

三通[Tee]

软管[Hose]

超强玻纤风管[Super fiberglass duct]

扁圆长轴内接头[The long oblate inner joint]

Y型扁圆三通[Y flat three]

TC支管[TC branch]

BT型扁圆三通[BT flat three]

特大口径螺旋风管[Large diameter spiral air duct]

扁圆螺旋风管[Flat spiral duct]