AR Blue Clean Pro Line Sprayer/Wand/Foam Cannon Upgrade KitDescription We cant talk about an amazing sprayer and wand kit without adding in a foam cannon for your pressure washer. Whether you are a professional car detailer or a weekend warrior, this will be an accessory youll want in your setup. There are two types of people in the car detailing industry. Some who prefer to foam their cars with a foam gun, and others, like myself, who want to use a foam cannon. What differentiates the two is the foam gun