Silicone Manway Gasket for Front-Manway Pressurized Tanks (Fermenters and Brite Tanks)

Gasket used for all ABS-Commercial Standard Fermenters and Brite Tanks on the front manway (not including 5 BBL Front Manway). Dimension fit 580 mm x 480 mm manway (refer to your ABS Commercial tank drawing if you are unsure of size).  This gasket does NOT work on top-manway tanks.