CertainTeed's Landmark® PRO residential roofing shingle provides the reliable quality of the original Landmark® shingle, along with greater durability and eye-catching Max Def colors. Landmark® PRO is ...
CertainTeed Corporation has reached an important milestone in its quality management efforts — achieving globally recognized International Organization for Standardization (ISO) 9001 certification at ...
MALVERN, Pa., Nov. 12, 2025 /PRNewswire/ -- CertainTeed announced today that Landmark® ClimateFlex® was named a winner in Good Housekeeping's 2026 Home Reno Awards ...
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