The electric hydraulic fan-shaped flap valve also known as electric hydraulic fan glass
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USES and features: Ventilation butterfly valve USES the same as the valve body material processed into sealing
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LV electric seal butterfly valve/electric seal door is around 90 ° with disc type opening and closing a reciprocating
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Electric fan-shaped blind plate valve also known as electric fan glasses valve, mainly
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The characteristics of the electric push rod fan-shaped blind plate valve products: The electric
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