Outside Tank Bottom Repair – 2017 January 25, 2024August 27, 2020 by globalnavy Facebook Linkedin Coating System: 1st coat: GlobalDur GN114 Epoxy Primer 2nd coat: GlobalThane GN120 Urethane Sealer + cement 3rd coat: GlobalDur GN107 Epoxy Laminate (two coats) 4th coat: GlobalThane GN206 Polyurethane Finish