Browse thousands of building products organized by category, from acoustics and flooring to roofing and structural systems.
Navigate products using the CSI MasterFormat division structure used across the AEC industry for project specifications.
Find products with third-party certifications including GREENGUARD, Energy Star, FSC, and other industry standards.
Access Health Product Declarations for transparent material ingredient disclosures used in healthy building projects.
View Environmental Product Declarations documenting the environmental impact and lifecycle data of building products.
Download technical data sheets with performance specifications, installation details, and product dimensions.
Browse CSI 3-Part formatted product specifications ready to copy into your project documents.
ARCAT's patented automated tool that generates complete CSI specifications in minutes by answering a series of guided questions.
Condensed specification sections ideal for smaller projects where full 3-part specs are not required.
High-level outline specifications for early design phases to establish product intent before detailed specs are developed.
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Watch product installation guides, feature overviews, and manufacturer-produced demonstration videos.
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Earn continuing education units with AIA, IDCEC, and GBCI accredited courses on building products and systems.
Browse a curated library of completed projects showcasing building products specified by architects worldwide.
Learn about ARCAT and the platform tools, content, and resources available to support product research and specification.
Get weekly updates on new and updated manufacturer content added to ARCAT.
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Read articles and insights on architecture, product selection, specification writing, and the latest AEC industry trends.
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Explore resources that support LEED certification, sustainable design, and green building best practices.
Explore the latest products and content from top manufacturers.
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Joists and Girders: Joists and Girders
Download Revit Family RFA Files: 2026202520242023
or, SketchUp: SKP
or, for other software: DWGGLBIFC
Joists: DLH Series: Bow String
Joists: DLH Series: Dbl Pitch
Joists: DLH Series: Parallel Chord
Joists: DLH Series: Sgl Pitch
Joists: K Series: Bow String
Joists: K Series: Dbl Pitch
Joists: K Series: Parallel Chord
Joists: K Series: Sgl Pitch
Joists: LH Series: Bow String
Joists: LH Series: Dbl Pitch
Joists: LH Series: Parallel Chord
Joists: LH Series: Sgl Pitch
