Thetford UltraFoam (TM) Premium 32 Ounce UltraFoam Black Streak & Bug Remover 32816 13-0282

Powerful foaming action keeps the formulation on the surface longer, improving the way it removes black streaks, bugs, and other tough soils. Safe for gel-coat, fiberglass, painted aluminum. Easy-to-use spray and wipe formula. Nontoxic.Nonflammable. 100% biodegradable liquid. 32 OUNCE.