Cleaning Detergents: This item is any type of soap, detergent, or cleaning solution used with a pressure washer. The detergent is usually stored in a tank on the pressure washer, and dispersed into the water stream while the pressure washer is being operated. Gas & Oil Cans: This item is a can used to hold gasoline or oil, and is specifically designed for use with a pressure washer. Oil & Pump Maintenance: This item is any type of maintenance kit, oil kit, lubrication, etc, and is designed to be used with a pressure washer. Pressure Washer Cover: This item is any protective covering designed to be protect a pressure washer from harmful elements.