The Duke Concentrated All-Purpose Cleaner and Degreaser is more than your average cleaner. It can be used year round and is ideally suited for cleaning inside the home as well as outside. In addition to cleaning and degreasing sundecks, driveways, vinyl siding, railings, garden equipment and outdoor furniture, it can be used indoors for spot removal on carpets and furniture, in the washing machine with hot water for grease and grime, in the bathroom or kitchen and to remove soot from fireplaces. Use it as a pre-wash for walls before you paint. The Duke, mixed with warm water, makes cleaning and degreasing your fiberglass boat a breeze, and it can also be used in the bilge! The Duke is bio-degradable, economical and has a pleasant clean odour. Must be cut with water to activate the formula.