Vinyl Siding Institute

The Vinyl Siding Institute, Inc. (VSI) is the trade association for manufacturers of vinyl and other polymeric siding and suppliers to the industry. As industry advocates, it's our goal to further the development and growth of the vinyl and polymeric siding industry by helping to develop material, product, and performance standards in cooperation with standards-making organizations and code bodies.

If you have a specific communications, marketing, advertising, advocacy questions that cannot be answered or fulfilled on the website, please submit your request to hello@vinylsiding.org. If you have specific installation related questions, product questions, code questions, learning and development questions, member requests that cannot be answered or fulfilled on the website, please submit your request to inspire@vinylsiding.org.

Whether you're re-siding your home or building from the ground up, the quality of the installation job is just as important as the quality of the product. Improper installation of vinyl siding can lead to poor product performance, customer dissatisfaction, and void manufacturer warranties. Using trained, experienced, and certified professionals helps ensure that your home's vinyl siding looks great and performs well for years to come. Properly prepare areas around doors, windows, and other openings to prevent water infiltration.

With less ongoing maintenance, vinyl siding and other polymeric products deliver the luxury of carefree enjoyment for life. It proves beauty can come without strings attached and at an affordable price. With a virtually endless selection of colors, styles and performance attributes, there's a product to deliver any look and beauty that's engineered to last.