Emergency Vent Model 94510

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Model 94510 Emergency Vent and Manhole Cover provides emergency relief of excessive internal pressure and vacuum beyond that provided by tank breather requirements.

Technical Data

Sesco SKU:tp-021 Category: Brand:

Available on backorder


This weight loaded vent utilizes Unique-seal diaphragms which provide tight seals between pallets and seats. Special diaphragm materials are available for vents subjected to severe low temperatures or used on tanks pressure/vacuum seat is standard.

Model 94510 is available in 20″ and 24” size to fit a standard API or ANSI flange. Special Flanges are available including DIN.

Features & Benefits

  • Design incorporates pressure and vacuum relief
  • 20″ and 24” roof manhole
  • ”Self-energizing” unique-seal diaphragm assures a tight seal
  • Reduced maintenance costs
  • No unbolting of vent for gasket replacement or tank examination