roof ventilator
Shandong Grad Group Co., Ltd. [China]
Minimum Order: 0
Quality/Safety Certification: 0.00
roof ventilator
roof ventilator fan
roof ventilator
applied to indoor ventilating, supply air and other gas of non-spontaneous combustion, non-explosive, non-volatile, harmless, non-corrosive. Impurities property of the gas: no stickum, or dust/rigid particle content no higher
than 150mg/m, temperature no higher than 80°C.