Alside manufactures metal and vinyl siding, composite cladding, windows, patio doors, soffit and trim accessories, and other exceptional building products. Since 1947, residential and commercial contractors, remodelers, architects and developers have trusted Alside solutions to create beautiful and resilient whole-house exteriors.Our building products are for every project and price point, from economy to ultra-premium. We offer a wide selection of easy-care vinyl siding made for uncompromising performance and lasting appeal. Insulated vinyl siding from Alside is also strong and sturdy, resists the damaging impact of the elements, and further provides excellent thermal protection to keep homes comfortable year-round.Included in our full portfolio is ASCEND® Composite Cladding, which gives builders and remodelers even more options for creating exciting home façades. Facilitating faster installation and requiring less labor vs. fiber cement siding, ASCEND delivers the realistic look of wood without the need to paint and repaint, saving homeowners money and maintenance.Decades of innovation have also resulted in a collection of vinyl replacement windows and sliding patio doors from Alside that are engineered to provide beauty, performance, ease of operation and increased energy efficiency. In addition, our new construction windows mirror the latest home styles to help builders stay on trend.Alside solutions and other high-performing products, materials and finishes are distributed through a nationwide network of more than 100 Alside Supply Centers and select independent distributors. A brand of Associated Materials, LLC, Alside is headquartered in Cuyahoga Falls, Ohio, and is made strong by our 3,000-plus skilled associates in 10 strategically located manufacturing centers.