Knappco Pressure Vacuum Tank Hatch Covers are available in 8", 20" and 24" sizes. Their full-opening operation makes them the best choice for use on bulk-storage tanks, silos and grain elevators, and with a wide range of products, from cement to foodstuffs.
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Reach Out to Our Customer Support Team for Prompt Assistance and Answers to Any Questions or Concerns You May Have
Contact Us for Technical Support on Your Projects and Resolving Any Technical Issues You Encounter