Preservative acid supply a wide range of fan top margin range for sewage odor, gas purification, acid corrosive gas pump drainage. The maximum operating temperature is 80 ℃ maximum pressure up to 7000Pa top margin preservative acid supply chassis fan inlet bell, impellers are pure glass, steel, completely changed the production process of traditional glass-lined carbon steel. Enclosures and metal framework forming the connecting bolts coated with the overall approach, completely solve the bolt damage due to corrosion caused by the phenomenon. Fans with double base, without dismantling bolt, easy to maintain fan. Fan shaft seals do special seal treatment to prevent leakage of poisonous gases. Preservative acid fan drive mode can be chosen: Belt-type, direct-drive shaft acting. There are eight fan outlet direction orientation Optional: A, B, C, D, E, F, K, L, if you compare our products are interested, please contact us.