Exteriors for a Resilient Future

Polymeric exterior products are shaping homes across North America, showing that resilience and beauty can be built into the entire exterior.

Formerly the Vinyl Siding Institute, The Polymeric Exterior Products Association (PEPA) champions this growing range of sustainable, resilient and aesthetically diverse choices.

explore polymeric advantages

Exteriors for a Resilient Future

Polymeric exterior products are shaping homes across North America, showing that resilience and beauty can be built into the entire exterior.

Formerly the Vinyl Siding Institute, The Polymeric Exterior Products Association (PEPA) champions this growing range of sustainable, resilient and aesthetically diverse choices.

Explore Polymeric Advantages

A Category United

PEPA represents a broad range of polymeric building materials, bringing together some of the most advanced exterior products on the market.

PEPA Represents:

  • Cladding
  • Trim
  • Decking
  • Fencing
  • Roofing
  • Windows
  • Railing
  • Doors
  • Gutters
  • Downspouts

Become a Member

Collaborate, Innovate and Grow

Join a forward-thinking community that's shaping the future of building exteriors.

PEPA unites a broad range of stakeholders—including raw material and equipment suppliers, manufacturers, dealers, builders and installers—to forge a path that drives more value for all.

Advocacy

Protect your rights to choose polymeric exteriors.

Advocate with Us

Workforce

Explore our expanding training and certification programs.

Advance Your Career

Sustainability

Discover impactful data, proactive programs and innovative practices.

Make An Impact

Focused Industry Wins

We drive positive changes that enhance the entire polymeric products industry, from legislative victories to advances in professional training and standards.

Supporting Our Vinyl Siding Professionals

The vinyl siding community remains core to our mission. Whether you're a seasoned pro or new to the industry, we support your continuous growth.

Installer Trainee Program

Get the knowledge and tools to join the installation workforce today.

Certified Installer Program

Join a community of professional vinyl siding installers dedicated to driving the very best results for their customers.