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Innovation makes Mastic magic

America’s #1 vinyl siding, Mastic ensures ageless beauty thanks to proprietary technological innovation. The results exceed all expectations for what vinyl siding can do.

SolarDefense Reflective Technology™

Our SolarDefense Reflective Technology provides superior protection from the sun’s destructive UV rays.

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Western Extreme Next-Gen Siding

Featuring proprietary InfraBlock Technology™ it is the premier siding solution that protects against harsh, infrared energy.

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Structure® Home Insulation System™

Engineered with exclusive formulations and high performance foam, it wraps your home in a blanket of insulation, keeping you comfortable year-round.

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