QT, Concentrate, Deck Cleaner & Brightener, When MIxed With Water Makes 1 Gallon, Removes Tannin & Rust Stains, Mill Glaze On New Wood, Dirt, Mildew, Algae & Fungus Stains, Neutralizes Wood After Other Cleaners/Strippers, Restores Wood's Natural Beauty & Maximizes Performance Of Waterproofers & Stains, Bottle.