Hull & Bottom Cleaner – GallonDiTEC’s Hull & Bottom Cleaner is a safe, highly effective, and eco-friendly alternative to acid cleaners, used for removing marine growth and mineral deposits from the hull of your boat. It can also be used in closed-coil cooling systems. Hull & Bottom Cleaner is effective in removing growth, barnacles, rust, stubborn streaks, and calcium buildups on all surfaces.Features:Safely removes: barnacles, zebra mussels, scales, calcium, lime, hard water stains, rust stains, and mineral deposits from metal, paint, and glass3X more effective than phosphoric acid4-10X more effective than citric and glycolic acidIdeal to be used in concentrated or dilute formAn effective marine descalerthat containsnon-corrosive inhibitors for most metals (not for use on or near aluminum, brass, or soft and finished metals)Non-corrosive when used as directedNot harmful to aquatic life when used as directedAppearance: Clear liquidSolubility: 100% in waterpH: