Gel Coat Labs All Marine Surface Sealant is Boosted by Polychargerᆴ;. This powerful polymer-based surface sealant is designed to seal and protect surfaces from marine contamination, industrial fallout, salt air, acid rain and UV inducing slow fade. Seals and protects painted and non-painted gelcoats, stainless steel and aluminum surfaces! Use Gel Coat Labs All Marine Quick Detailer to remove light contamination while enhancing and extending the life of your All Marine Sealant.