Enter Product Name or Style Number: Advanced Search Technical Documents -Our environmental fabrics contain 49%+ recycled content or 75%+ natural fiber and may contribute to LEED certification. Environmental Fabrics LEED Matrix KnollTextiles and Environmental Sustainability Back to KnollTextiles Environmental Drapery Fabrics Environmental Panel Fabrics Environmental Upholstery Fabrics Environmental Wallcovering Home > KnollTextiles > Environmental