900mm
ECOTEC
8413910000
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Under normal practice, vent is closed When loading and unloading and temperature variation, it will cause the pressure variation inside the tank, such as air pressure and negative vacuum pressure, the vent of manhole cover will be closed automatically in order to keep the tank under a normal pressure.
Techinical specification
Product Name: SMC Manhole Sealing Connector
Internal Diameter: 900mm
Under normal practice, vent is closed When loading and unloading and temperature variation, it will cause the pressure variation inside the tank, such as air pressure and negative vacuum pressure, the vent of manhole cover will be closed automatically in order to keep the tank under a normal pressure.
Techinical specification
Product Name: SMC Manhole Sealing Connector
Internal Diameter: 900mm