Check the listing for details. TOTALTEST Leak Kit *To Help Detect Refrigeration or AC System Breakdown.. Condition: Used. Listed at 52.00 USD. This TOTALTEST Leak Kit is the perfect solution for detecting refrigeration or AC system breakdowns. With its top-quality construction and advanced features, this leak detector is designed to help you quickly and accurately identify any issues with your HVAC or refrigeration system. Made by the trusted brand TOTALTEST, you can be confident in its reliability and durability. Ideal for use in business and industrial settings, this leak detector is a must-have for anyone responsible for maintaining the comfort and efficiency of their HVAC and refrigeration systems. Whether you're a professional HVAC technician or simply someone who wants to ensure their refrigerator is running smoothly, this TOTALTEST Leak Kit is the perfect tool for the job.No test tube are included tube is empty.