CertainTeed’s Sustainable Insulation is produced in highly energy-efficient plants that have “best in class” water and waste treatments. Moreover, we are limiting the use of chemicals – no added formaldehyde, acrylic, dyes or unnecessary fire retardants. Sustainable Insulation also meets or exceeds new code requirements in California and across the U.S. and Canada. Product performance and handling is improved and it also has a tan color

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