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Kingspan Insulation LLC is a leading manufacturer in energy efficiency and moisture management products, offering high performance insulation, building wraps and pre-insulated HVAC ductwork under the name brands Kooltherm^®, Optim-R^®, GreenGuard^® and KoolDuct^®.

Since 2003, Kirei has brought innovative, functional, responsibly sourced and visually interesting design materials to interior designers, architects and end users across North America.