Watts Backflow Preventer Test Kit for Series 007, 7 and 709 0061792

Model TK-7 Backflow Preventer Test Kit tests the individual check modules of the Series 7, 709, and 007 residential dual check and double check valve assemblies. The test kit is a water column sight tube that contains three segments of durable 7/16" shatterproof tubing, two brass adaptors used to assemble the three tubing segments, and test hardware to enable testing of Series 7, 709, and 007check modules. Includes a compact leather carrying case for ease of handling.