Test Gauge, Inc. exists to support the backflow technician by providing a full range of resources. This includes test kits, calibrations, assemblies, repair parts, tools and installation accessories. This catalog is designed to help with the ordering and repair process. Getting you the right part, tool or assembly is our goal. Using the catalog, along with our maintenance and repair manual, can simplify the process and get you exactly what you need, the first time. Please click on the image below to view the PDF version of our Repiar Parts and Maintenance catalogs.