How Gas Tank RENU Works Posted on May 24, 2017May 24, 2017 by LTTF0 Typical Corrosion2. Blasted back to bare metal3. Interior Coated with Renu-20004. Exterior Coated with Renu-19995. Holes in the Tank can be RepairedLeave a Reply Cancel replyYour email address will not be published. Required fields are marked *CommentName * Email * Website