WINKEL LEAK SEARCH SPRAY It provides the ideal help to detect any leaks in the natural gas spring, fixtures, etc. The product is an easy guarantee and consists of 97% pure substance. The product is not flammable. It protects and gives positive results. It does not interfere with gases such as Propane, Bhutan, Acetylene, Natural Gas, Nitrogen, Compressed Air, Fluorcarbon-hydrogen. Do not use in oxygen. spray to form. Compatibility test should be done before use. How to Use: How to Use: Our statements are purely based on our experience and no responsibility can be accepted without preliminary trials. Compatibility test should be done before use.