Xantus Products 30-101 Max Seal + UV Dye - The Easiest and Fastest Way to Permanently Seal Refrigerant Leaks Are you tired of dealing with messy syringes, hoses, or pressurized cans when trying to fix refrigerant leaks? Say goodbye to those frustrating methods with Xantus Products 30-101 Max Seal + UV Dye - the easiest and fastest way to permanently seal leaks in your HVAC or refrigeration system. Our patent-pending direct inject application method makes it a breeze to install our sealant without having to pump the system down. Simply inject Max Seal + UV Dye directly into the system with a basic manifold gauge set. Plus, our formula works with all oils and refrigerants (excluding ammonia). With over 20 years of success, our Max Seal formula has been proven to permanently seal leaks and keep your system running smoothly. Plus, our added UV dye helps you locate larger leaks quickly and easily with the use of a UV flashlight. Not only is Max Seal + UV Dye effective, but it's also safe to use. Our formula has been tested and proven not to clog manifold gauges or plug TXV, cap tubes, or pistons. Xantus Products is owned and operated by HVAC technicians, so you can trust that our Max Seal + UV Dye is a product we stand behind 100%. Don't let refrigerant leaks ruin your comfort - trust Xantus Products 30-101 Max Seal + UV Dye for a fast, easy, and permanent seal.