Erie Tools 21-inch Aluminum Surface cleaner pressure washer attachment is designed to clean large, flat surfaces. Maximum water temperature of 212 Degrees F, making it ideal for hot or cold-water applications. This versatile cleaner features a dual-handle with trigger gun. Aluminum housing is built to withstand the toughest abuse for a long operating life. Cleaner has a trigger gun with 3/8-inch Quick Connect inlet female plug.