255 Spring Loaded Thief Hatch

255 THIEF HATCH PIC 2020 (1)

Product Description



The 255 Spring loaded Thief Hatch is designed
to provide pressure and vacuum relief on liquid
storage tanks and reduce the vapor loss in a 
closed storage system.

The 255 Thief Hatch prevents structural damage
to a tank due to excess pressure or vacuum.
The hatch opens to relieve excess pressure or
vacuum and reseats itself when pressure or
vacuum has dissipated.

Download Spec Sheet


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