G T Water Products 1-.25in. To 2in. Test Plug TP122, G T Water Products, Mfr#: TP122

Professional drain line test plug Safe-T-Seal Safety valve Waffle pattern exterior Inflates using water or air Best inflation pressure is 50 psi max Back pressure of water is 30′ If water is used, unit will both test and fill drain simultaneously Fits drains 1-.25" to 2" diameter Length: 8.5 Width: 1.87 Height: 1.87