Shop for professional grade tank bulkhead fittings. These fittings deliver a resilient, watertight seal in a plastic or fiberglass tank wall. Available in sizing ranging from 1/2" to 6" with FPT x FPT threading. Any of these fittings can be custom fit into any of our storage tanks, just let us know at the time of your order what you'd like customized. Order in-stock parts by 4pm EST (Mon-Fri) for same-day shipping. We offer risk-free 365-day returns on unused parts.  

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