DuPont Performance Building Solutions Warranties

North America Warranties

Performance Building Solutions warranties for US and Canada

We cover a variety of product warranties on Styrofoam™ Brand Insulation and many more. Visit our resource center to browse and download individual product warranties. For some system warranties, more information is required. The applications are located here.

Commercial Wall2 System Warranty Information

For qualifying projects installed using Tyvek® CommercialWrap® products or Tyvek® Fluid Applied WB+™, in combination either with Styrofoam™ Brand Extruded Polystyrene (XPS) or Thermax™ Brand Rigid Insulation on the above grade wall, the building will be protected through the “power of two” DuPont Commercial Wall2 warranty.  Find all your necessary document here.

Thermax™ Wall System Warranty Application

Thermax™ Wall System warranty tiers enable warranty coverage for a broad array of common building practices. Eligibility for the Thermax™ Wall System limitied warranties requires this form to be completed with all applicable requested information.





Individual Product

Application Process

Thermal Warranty Coverage

15 Years

15 Years

15 Years

15 Years

Water Resistance Warranty Coverage

15 Years

10 Years

5 Years


Exposure Warranty Coverage

6 Months

6 Months

3 Months


Product Combinations

Protected Membrane Roof (PMR) Limited Warranty

Eligibility for the Protective Membrane Roofing Limited Warranty requires this form to be completed with all applicable requested information.

Information required prior to filling out this form:
Full Contact Information

  • Submitter
  • Owner
  • Architect
  • Roofing Contractor
  • Distributor

Project Information
Proof of Purchases (scanned and attached for all products)

If you are ready to begin, proceed to the form.