Atlas provides superior shingles, underlayments and roof ventilation to help protect your biggest investment – your home.

With the nation’s largest manufacturing footprint and combining both block and shape molding, Atlas provides molded polystyrene solutions coast-to-coast.

Atlas has more than 30 years of experience manufacturing high-quality polyiso roof and wall insulation for both commercial and residential construction.

For simple and sophisticated applications, Web Technologies develops cutting-edge facers and underlayments for a diverse set of markets