Safe-T-Seal TP34 Waffle Body Pneumatic Hydraulic Test Plug Inflatable with Air or Water, 3 to 4 Inch

Made in USA with high quality material This test plug fits 3 to 4 inch pipes with air or water, commercial quality Pressure relief valve releases excess air, preventing overflow Inflation Pressure 57 psi, Max Head Pressure, 30 ft / PSIG Pressure 14 Deflated diameter 2 2/3", inflate length 12" Fits 3-Inch to 4-Inch pipes Non-slip rubber with waffle body Used to test water lines in new construction and renovation projects A patented pressure release safety valve to help prevent over inflation or blow-out Made in the U.S.A.