Simplify Your Roofing Research with DORA

Directory of Roof Assemblies (DORA) is a free, web-based directory that helps architects, roof consultants, contractors and building owners quickly find third-party tested roof assemblies.
Within DORA, users can search and compare roofing assemblies by deck type, membrane, insulation, attachment method, manufacturer and performance criteria such as wind uplift ratings. Each listing includes verified documentation to support specifications, submittals and project planning.

Key features include:
• Searchable database of tested roof assemblies
• Performance-based filtering
• Downloadable test documentation
• Project Library to save assemblies
• Public, no-cost access

DORA is sponsored by SPRI, a nonprofit trade association representing the single-ply roofing industry. SPRI develops consensus-based technical standards, testing protocols, and industry resources focused on improving the performance, durability and safety of commercial roofing systems.

DORA simplifies roofing research and supports confident, performance-based and code-compliant decision-making.

Learn more about DORA!