The Polymeric Exterior Products Association (PEPA) owns the VSI Product Certification Program; the Program is an independent third-party certification program with an ISO/IEC 17065 accredited certification body in place.
The Program offers two options for reporting through a Product Certification Listing (PCL) or Product Evaluation Report (PER). In addition to the ASTM product standards, the Program recognizes standards such as ASTM E84, ASTM E119 and NFPA 268.
To access all published Product Certification Listings (PCLs) and Product Evaluation Reports (PERs), please click here for the public directory.
Products that appear in the directory have met or exceeded all the requirements of ASTM D3679ASTM D3679 InformationASTM International is one of the largest voluntary standards development organizations in the world for materials, products, systems, and services. Known for high technical quality and market relevancy, ASTM International has helped guide design, manufacturing, and trade in the global economy for more than 100 years.
ASTM D3679, the Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) Siding, is one of the technical standards for products developed by some of the more than 30,000 ASTM members. These technical experts represent producers, users, consumers, government, and academia.
For more information on ASTM International, visit www.astm.org. for vinyl siding, ASTM D7793ASTM D7793 InformationASTM International is one of the largest voluntary standards development organizations in the world for materials, products, systems, and services. Known for high technical quality and market relevancy, ASTM International has helped guide design, manufacturing, and trade in the global economy for more than 100 years.
ASTM D7793, the Standard Specification for Insulated Vinyl Siding, is one of the technical standards for products developed by some of the more than 30,000 ASTM members. These technical experts represent producers, users, consumers, government, and academia.
For more information on ASTM International, visit www.astm.org. for insulated vinyl siding, ASTM D7254ASTM D7254 InformationASTM International is one of the largest voluntary standards development organizations in the world for materials, products, systems, and services. Known for high technical quality and market relevancy, ASTM International has helped guide design, manufacturing, and trade in the global economy for more than 100 years.
ASTM D7254, the Standard Specification for Polypropylene (PP) Siding, is one of the technical standards for products developed by some of the more than 30,000 ASTM members. These technical experts represent producers, users, consumers, government, and academia.
For more information on ASTM International, visit www.astm.org. for polypropylene siding, or ASTM D7445ASTM D7445 InformationASTM International is one of the largest voluntary standards development organizations in the world for materials, products, systems, and services. Known for high technical quality and market relevancy, ASTM International has helped guide design, manufacturing, and trade in the global economy for more than 100 years.
ASTM D7445, the Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) Siding with Foam Plastic Backing (Backed Vinyl Siding), is one of the technical standards for products developed by some of the more than 30,000 ASTM members. These technical experts represent producers, users, consumers, government, and academia.
For more information on ASTM International, visit www.astm.org. for backed vinyl siding.
You can find more information about the VSI Product Certification Program here.
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![]() Vinyl Siding Institute is now the Polymeric Exterior Products Association (PEPA)We’ve expanded our focus to represent the growing range of architectural products that share and complement vinyl siding’s performance and aesthetics. Learn More About PEPA |