Cherne’s mechanical blocking plugs can be used in a variety of applications including DWV (drain, waste and vent) testing and stack testing. End-of-Pipe Gripper Plugs, Inside of Pipe Gripper Plugs, Hub-Fit Gripper Plugs, Sure-Grip Plug, Clean-Seal, Econo-Grip and T-Handle Gipper Plugs are all designed to fit your needs for a variety of pipe materials for either permanent or temporary use.
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