Inspector'sTEST Model 3011A End of Line Remote Inspector's Test Ball Valve with Pressure Relief and Integrated Sight Glass. The Inspector'sTEST Model 3011A includes a Model 7000L pressure relief valve and drainage piping. It complies with the requirements of NFPA 13 for installing a pressure relief valve on all gridded systems and downstream of all pressure-reducing valves. 

This updated design features an integrated sight glass and relief valve drain access port to combine the best features from the 3011A and 3011ASG valves, plus the new 7000L Pressure Relief Valve.