explosion-proof extraction fan BPS series flameproof industrial fan applied in the condition of explosion-proof gas compound with factory type,Grade A,B and the temperature T1-T4. It widely used for ventilation and sunstroke in office,oil,military industry,chemical industry,medicine,metallurgy,etc. WE also get explosion-proof certificate.The impeller made of aluminium alloy. has strong points such as operate steadily,beauty appearance,rational structure,etc.
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