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Seal the Envelope™ and protect all 6 sides of your building.

Transition areas are the most complex. Working with a single trusted manufacturer who stands behind their products will save you time and money by:

  Streamlining project schedules with a single point of contact for project technical assistance

 A partnership you can trust by having one manufacturer who assures product compatibility and solutions for complex transition areas

 Working with you to create custom details to meet your specific project requirements

Covering material and workmanship of the Polyglass products referenced in the
approved warranty*

*terms and conditions apply- see Transition warranty document

Learn more about Seal The Envelope


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Waterproofing design assistance and analysis

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Periodic onsite observations

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24/7 Technical Support

What is covered?

When you select the approved Polyglass systems for your building design and are approved to participate in our Seal The Envelope™ warranty program we will warrant the transition areas from leakage and workmanship.

Products Included

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Single Warranty Protection

Polyglass stands behind our products and systems with the most reliable warranties in the industry, providing extended protection and assuring optimum performance.


About Polyglass

A leading manufacturer of roofing and waterproofing solutions

We are able to service most of the country in few days. Technical Representatives available on-site for support. Our customers’ needs always come first!



“We've been partnering with polyglass for 30 long and glorious years we are actually the first polyglass contractor in Texas so that makes us the oldest and we are a Quantum contractor which we represent very proudly.”
- Blaine Sibby
Vice President of Sales and Estimating at Zenith Roofing & Waterproofing 
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“I have nothing but great experiences with the technical team at Polyglass. They have been right there alongside me to help me select the right material, and the right solutions.”
- Tyler Taunton
One of the owners of Texas Roof Repair
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I know that I can reach out to Polyglass and get a response immediately on any needs that I do have.”
- Nate Franses
Owner of Modern Development USA
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