Specifications include, but are not limited to: A term contract for polyethylene and fiberglass vertical storage tanks. • Material of Construction shall be high density linear polyethylene, one-piece seamless construction, rated for specific gravity of 1.9, with UV stabilizers to prevent degradation from sunlight exposure. • Manway shall be at least 16" with vented lid, offset to the edge of tank for easy access. • Outlet shall be Bulkhead type with single hole through tank wall, 2" FNPT or 3" FNPT, polypropylene or 316 Stainless Steel, double flange bolted fitting, EPDM gasket, double thread with poly siphon tube for tank drainage. The 2" FNPT or 3" FNPT fill port location will be specified at the time of order. Location of outlet shall be on the side of the tank, at or as near to the bottom of tank, per typical tank standards.