Watts Regulator TK-7 Back-flow Prevention Test Kit

System is in good condition all the O rings seem in good shape and the lather case is stellar condition. Vintage tool as in more of a collectors item then a useful tool today but still can be used for testing water back flow systems. The Watts regulator TK-7 Back-flow Prevention test kit is a reliable tool for testing and ensuring the proper functioning of back-flow prevention systems. Made in the United States, it is designed to work with water and is ideal for use in various industrial and commercial settings. This kit is a must-have for businesses in need of maintaining safe and efficient water systems.