Design Resources
Specifying & Design Tools
RedSpec Next™
RedSpec™ is a free, user-friendly design program for creating floor and roof specifications using Red-I™ joists, RedBuilt™ open-web trusses, RedLam™ LVL, glulam beams, and dimensional lumber.
FloorChoice™
FloorChoice™ is RedBuilt's Floor Performance Rating System, scoring floor vibration and performance on a 0–10 scale during the design phase so the floor system matches what the space actually needs.
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Japanese Approval – Article 37 – Red-I65™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
Japanese Approval – Article 37 – Red-I65™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
Japanese Approval – Article 37 – Red-I53™/Red-I58™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
Japanese Approval – Article 37 – Red-I53™/Red-I58™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
Japanese Approval – Article 37 – Red-I45™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
Japanese Approval – Article 37 – Red-I45™
Types
- Fabricator Certificates
Products
- Red-I™ Joist
ICC-ES Report ESR-2994 with LABC Supplement: Red-I™ Prefabricated Wood I-Joists
Types
- Code Evaluation Reports, Fire Protection
Products
- Red-I™ Joist
ICC-ES Report ESR-2994 with LABC Supplement: Red-I™ Prefabricated Wood I-Joists
Types
- Code Evaluation Reports, Fire Protection
Products
- Red-I™ Joist
ICC-ES Report ESR-2993 with LABC Supplement: RedLam™ LVL
Types
- Code Evaluation Reports
Products
- RedLam LVL
ICC-ES Report ESR-2993 with LABC Supplement: RedLam™ LVL
Types
- Code Evaluation Reports
Products
- RedLam LVL
ICC-ES Report ESR-1774 with LABC Supplement: Open Web Trusses
Types
- Code Evaluation Reports, Fire Protection
Products
- Open-web trusses
ICC-ES Report ESR-1774 with LABC Supplement: Open Web Trusses
Types
- Code Evaluation Reports, Fire Protection
Products
- Open-web trusses
Hybrid Mass Timber
Types
- Guides, Specifying Tools
Products
- Hybrid Mass Timber
Hybrid Mass Timber
Types
- Guides, Specifying Tools
Products
- Hybrid Mass Timber
40mb PDF
Updated Sep 2026
Health Product Declaration (HPD) – RedBuilt RedLam™ LVL
Types
- Sustainability
Products
- RedLam LVL
Health Product Declaration (HPD) – RedBuilt RedLam™ LVL
Types
- Sustainability
Products
- RedLam LVL
87kb PDF
Updated Mar 2026
Health Product Declaration (HPD) – RedBuilt Red-I™ Joists
Types
- Sustainability
Products
- Red-I™ Joist
Health Product Declaration (HPD) – RedBuilt Red-I™ Joists
Types
- Sustainability
Products
- Red-I™ Joist
91kb PDF
Updated Mar 2026
Health Product Declaration (HPD) – RedBuilt Open-Web Trusses
Types
- Sustainability
Products
- Open-web trusses
Health Product Declaration (HPD) – RedBuilt Open-Web Trusses
Types
- Sustainability
Products
- Open-web trusses
505kb PDF
Updated Nov 2025