The 5/4 x 4 Eased Edge Ipê is a narrow but commercial-grade decking profile used frequently in contemporary and modern deck designs, tight-radius curves, and feature strips. The thicker 5/4 profile gives it rigidity and longevity comparable to the popular 5/4×6, in a narrower 4-inch face.
Specifications:
- Nominal: 5/4 x 4 | Actual: ~1″ x 3½”
- Profile: Eased Edge (E4E)
- Random lengths: 6–18 ft
- Janka hardness: 3,684 lbf | Lifespan: 75+ years | Fire rating: Class A
Applications include narrow deck boards, radius curves, stair risers, accent strips, and siding. Specific lengths available in our 5/4×4 Ipe specific lengths listing.





