Trust The True Pioneer and Leader In Pipeline Plugging Equipment.
TDW introduced the STOPPLE® Plugging System in the early 1950's and today it remains the most reliable and widely used method of isolating a section of pipeline. TDW continues its strong commitment as the world-wide leader in the development of engineered solutions to maintain maximum piping system productivity during scheduled maintenance, retro-lifting, new construction, alterations and unplanned emergencies.
For your customer applications, we're backed by one of the largest, most experienced engineering staffs in the world. We have the expertise and technical support to design and fabricate your customized equipment.