DASMA (Door & Access Systems Manufacturers Association International)

The trade association for manufacturers of garage doors, rolling doors, high-performance doors, and related access systems. DASMA develops standards and provides technical resources for commercial door systems.

DASMA standards cover rolling steel doors, sectional doors, high-speed doors, fire-rated rolling doors, and coiling grilles. Technical data sheets provide wind load ratings, fire ratings, and performance specifications.

Resources support specifiers, installers, and facility managers in selecting appropriate door systems. Related products include sliding doors, accordion doors, and fire-rated closures. Explore door systems.

Related Terms

Mag Hold Open

Knock Down Frame

Transom Closer

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Since 1938, American Doors has supplied commercial doors, frames, and hardware across the U.S., growing from a Houston-based distributor into a multi-market platform serving contractors throughout Texas and Colorado. Family-owned for more than 85 years, we emphasize continuity and craftsmanship, with AHC-certified hardware specialists and experienced estimators delivering fully coordinated Division 8 and Division 10 solutions from specification through installation.

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American Doors is part of Riverbend Industries, a family-owned industrial group focused on building durable, operating businesses.

Riverbend partners with management teams for the long term—investing in people, systems, and manufacturing capability while preserving the culture and accountability that make each business successful.

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