ºÚÁÏÉç

Longer warranty terms reinforce ºÚÁÏÉ硯s commitment to durability, performance, and long?term building protection

WILMINGTON, Del., March 10, 2026 ¡ª ºÚÁÏÉç today announced enhancements to its limited warranty offerings for ºÚÁÏÉç Building Envelope Solutions, extending coverage periods across multiple building types to provide greater confidence, long?term performance assurance, and added value for customers.

The expanded warranties reflect ºÚÁÏÉ硯s continued commitment to providing durable, high?performance building envelope solutions that support a wide range of residential and commercial construction needs.

Expanded Warranty Coverage

Under the updated warranty program, ºÚÁÏÉç has increased limited warranty coverage as follows:

• Single?Family Residential Buildings:
  ºÚÁÏÉç Building Envelope Solutions products now carry a 15?year limited warranty, extended from the previous 10?year coverage.
  
  
• Wood?Framed Multi?Family and Light Commercial Buildings:
  Limited warranty coverage has been extended from 10 years to 15 years for qualifying applications.
  
  
• ºÚÁÏÉç Building Knowledge Center Quality Assurance Projects:
  For projects completed under the ºÚÁÏÉç Building Knowledge Center Quality Assurance Program, limited warranty coverage has been extended from 15 years to 20 years.
  
  
• Commercial High?Performance Buildings of Any Height:
  ºÚÁÏÉç Building Envelope Solutions products are now backed by a 15?year limited warranty, increased from the former 10?year coverage.

These warranty enhancements apply to qualifying ºÚÁÏÉç? Building Envelope Solutions products and reinforce ºÚÁÏÉ硯s focus on performance, durability, and long?term building protection.

Commitment to Long?Term Performance

¡°By expanding our limited warranty coverage across residential, multi?family, and commercial applications, we are providing customers with added assurance that reflects the proven performance of our building envelope solutions,¡± said Tom Evans, Commercial Leader at ºÚÁÏÉç. ¡°These updates underscore ºÚÁÏÉ硯s dedication to helping protect buildings over their intended service life.¡±

About ºÚÁÏÉç
ºÚÁÏÉç (NYSE: DD) is a global innovation leader, providing advanced solutions that help transform industries and improve everyday life across our key markets of healthcare, water, construction, and industrial. More information about the company, its businesses and solutions can be found at www.dupont.com. Investors can access information included on the Investor Relations section of the website at

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ºÚÁÏÉç^?, the ºÚÁÏÉç Oval Logo, and all trademarks and service marks denoted with ^?, ? or ^? are owned by affiliates of ºÚÁÏÉç de Nemours, Inc. unless otherwise noted.

For further information, contact:

Wendy Werner

wendy.ann.werner@dupont.com