Partners & Certifications

How You Know Our Siding Will Keep It's Promises

Alside partners with objective, third-party organizations that continuously test our products and verify that we meet the highest standards of performance, quality, value and safety.


polypropylene-siding-label The Vinyl Siding Institute (VSI) sponsors independent, unbiased testing, inspection and certification of vinyl siding performance. Alside siding has been certified under VSI programs to meet or exceed the rigorous battery of tests for vinyl siding quality.

Thanks to this certification program, you can rest assured that, when installed according to our instructions, Alside siding will meet or exceed industry standards for quality and performance. You can also be confident that your siding will maintain a uniform color over time, lie straight on a flat wall and withstand the effects of normal seasonal temperature fluctuations.


bbb seal BBB has determined that Alside, Inc. meets BBB accreditation standards, which include a commitment to make a good faith effort to resolve any consumer complaints. BBB Accredited Businesses pay a fee for accreditation review/monitoring and for support of BBB services to the public. BBB accreditation does not mean that the business' products or services have been evaluated or endorsed by BBB, or that BBB has made a determination as to the business' product quality or competency in performing services.

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