Test-Tite 83587 Natural Rubber Pressure-Relief Pneumatic Test Plug, For 3″ Nps, 12-Count Bulk Pack

Test-Tite 83587 Natural Rubber Pressure-Relief Pneumatic Test Plug, For 3″ NPS, 12-Count Bulk Pack ^ Ultra-Durable Pressure-Relief Pneumatic Plug For Testing Dwv (Drain, Waste, And Vent) Systems ^ Pressure-Relief Valve Releases Excess Pressure Into The Atmosphere To Prevent Plug From Rupturing Within Piping And To Ensure Pipes Do Not Slip Out Of Place ^ Valve Has No Moving Parts, Minimizing The Risk Of Failure Or Malfunction ^ Single-Piece Molded Rubber Body With No Glued Seams; Eliminates The Common Reason For Failure In Test Plugs ^ Suitable For Use In Pvc, Abs, And Cast-Iron Piping Systems ^ Pressure Relief Exhaust Out Of The Top Of The Plug Not Into Test Area ^ Fitting Connectivity – NPT ^ MFG# 83587