Pipe Plugs & Sealing Solutions
Pipe Plugs & More
Since 1976, Mechanical Research & Design has produced Mechanical & Inflatable Pipe Plugs, Annular Seals and more in standard and nonstandard sizes as well as custom plug and seal solutions for almost every industry and every application worldwide.
Renowned For High Quality Sealfast® Pipe Plugs
Mechanical Research & Design produces only the highest quality pipe plugs, nozzle plugs, mechanical seals and more. When looking for any type of custom seals, mechanical seals, multi size plugs or any type of pipe plug, make Mechanical Research & Design your number one choice. We provide both quality and value!
Your Source for All Custom Pipe Plugs and Sealing Products
At Mechanical Research & Design, product-engineering expertise is available to develop and meet specifications for custom seals provided by our customers. Our field experienced engineers can understand your specific application and recommend the safest and most economical sealing product. All unusual sizes and applications are welcome at Mechanical Research & Design. Together we can save time and man-hours.
Durable Pipe Plugs, Mechanical Seals and Inflatable Door Seals
Mechanical Research & Design not only has a reputation for quality mechanical seals, inflatable door seals, and custom seals, it also is known for supplying customers with durable pipe plugs, multi size plugs, mechanical pipe plugs and a variety of other pipe stopping products!
72in Telescoping Bypass
A large construction company on the west coast came to us with the requirement of providing a large angled bypass for use in a high flow trans-municipal waterway.