Select Grandis Box Beams

Hewn’s Select Grandis Box Beams pair a clean mixed-grain face with a broad finish palette, giving projects a flexible beam option that can be coordinated closely with adjacent wall and ceiling treatments.

Select Grandis is a versatile species with a broad range of finish options and a clean mixed-grain presentation. In box beam form, it provides a balanced wood look that can be tuned from understated to more expressive depending on finish and texture.

Sea Drift · Vertical Brushed - Select Grandis by Hewn
Select Grandis · Sea Drift · Vertical Brushed

Beam Textures

(Displayed in Cedar · Weathered Grey)

Cedar - Weathered Grey - Standard
Brushed

Wire-brushed texture with a consistent thickness and a flat surface.

Cedar - Weathered Grey - Distressed
Distressed

Similar face to our Brushed texture, but with the addition of nail holes and cracks.

Cedar - Weathered Grey - Hand Hewn
Hand Hewn

Crafted to mimic the shaping of wood with traditional hand tools.

Specifications

Material

Select Grandis

Grade

Clear Mixed Grain

Material Thickness

¾″

Lengths

4′ to 15′6″ (Single Board)
15′6″ to ∞ (With Joint)

Max Width & Height

8¾″ (Single Board)
17½″ (With Glue Seam)

Colors

Available in Hewn's standard and custom color programs

Textures

Brushed
Distressed
Hand-Hewn

Joints

Lap Joint
Lock Joint
Butt Joint
Assembled Scarf

Lengths & Widths

Hewn Select Grandis Box Beams are available in one-piece and jointed programs. Final length range, seam strategy, and dimensional envelope are coordinated to the selected species, finish, and project requirements.

End Caps

Optional end caps are available in both Standard Grain and End Grain treatments to suit exposed beam ends, wrapped conditions, and finished returns.

Standard Grain

End Grain

(End Caps shown in Oak)

Straps & Joint Options

Lap Joint, Lock Joint, Butt Joint, and Assembled Scarf detailing can be coordinated as required by beam length, installation sequencing, and the desired seam strategy.

Lap Joint
Lock joint beam connection diagram
Lock Joint
Butt Joint
Butt Joint
Assembled Scarf

Lap Joint

Lock Joint

Butt Joint

Assembled Scarf

Configurations

(Custom assemblies available upon request)

Two-Sided

Two-sided hewn beam profile diagram

Three-Sided

Three-sided hewn beam profile diagram

Four-Sided

Four-sided hewn beam profile diagram

Select Grandis Material Story

Select Grandis is chosen for its consistency, finishing flexibility, and practical performance. Its clear mixed-grain face and broad finish program make it a strong candidate for coordinated beam packages.

Sea Drift · Vertical Brushed - Select Grandis by Hewn
Select Grandis · Sea Drift · Vertical Brushed

Custom Options

Hewn’s Select Grandis Box Beams can be customized for project-specific dimensions, seam strategies, finish direction, returns, end caps, and installation conditions.

The Select Grandis Advantage

The Select Grandis advantage is versatility. It supports a wide finish range and a clean, dependable face, making it useful for projects that want design flexibility without changing species.

MartisBeam
Custom Truss System