Proposed revisions to ANSI/WMA 100 Standard could significantly impact how side-hinged exterior doors are tested and certified. Learn how upcoming changes related to air leakage and water penetration resistance testing are helping manufacturers, pre-hangers, and distributors stay ahead of evolving code requirements and compliance standards.

WMA 100 is a structural standard for side-hinged exterior door systems that establishes how doors are tested for performance and how specific components can be substituted while keeping the original rating. It was created to protect the door industry from unnecessary code changes and testing requirements.