Trenwyth Industries recognizes that “Green Design” involves design and construction practices that significantly reduce or eliminate the negative impact of buildings on the environment and its occupants. The LEED (Leadership in Energy and Environmental Design) Green Building Rating System® evaluates environmental performance from a “whole building” perspective over the lifecycle of the facility. Because “green” or sustainable design is such an important element in the life of this planet and its inhabitants, Trenwyth is pleased to provide its customers with a wide variety of products that may earn points under the “Materials and Resources” Category of the LEED Green Building Rating System. Category: Materials & Resources: Recycled Content LEED MATERIALS AND RESOURCES MR Credit 4 - Recycled Content The following Trenwyth products contain a significant amount of recycled content and, therefore, may qualify for LEED points: Astra-Glaze-SW+® glazed masonry units Verastone® recycled ground face masonry units Verastone® Plus recycled filled & polished ground face masonry units Acousta-Wal® / Astra-Glaze-SW+® sound-absorbing masonry units Acousta-Wal® / Verastone® sound-absorbing masonry units Category: Materials & Resources: Local/Regional Materials LEED MATERIALS AND RESOURCES MR Credit 5 -- Regional Materials Trenwyth products may earn points if they are manufactured and/or extracted regionally. Trenwyth Industries operates manufacturing facilities nationwide, including Pennsylvania, Illinois and Arizona. Astra-Glaze-SW+® glazed masonry units Verastone® recycled ground face masonry units Verastone® Plus recycled filled & polished ground face masonry units Trendstone® ground face masonry units Trendstone Plus® filled & polished ground face masonry units Mesastone® textured masonry units MONUMENTAL over-sized masonry units Acousta-Wal® sound-absorbing masonry units PRAIRIE stone masonry units Split Face masonry units Category: Indoor Environmental Quality: Low Emitting Materials — Adhesives & Sealants LEED INDOOR AIR QUALITY IAQ Credit 4.1 – Low-Emitting Materials—Adhesives and Sealants For more information, contact your sales representative or call us at 800-233-1924.