Match section, species, treatment, and exposure.
Posts and timbers become difficult to substitute once the structure is laid out, so confirm the whole section before ordering. Douglas Fir and Cedar posts and timbers can be ordered resawn or rough sawn; confirm finish and lead time with the yard.
Posts & Timbers

4x4 - Douglas Fir Post
Standard & Better / #1 FOHC/FOW
A 4×4 Douglas Fir post is a compact structural member for bracing, shop projects, interior supports, and assemblies designed around a 4-inch post. Stock includes framing and appearance grades. Natural Douglas Fir is not pressure-treated; confirm engineering, protection, and code requirements before exterior use. Stocked for in-store pickup.
8' | 10'

6x6 - Douglas Fir Post
Standard & Better / #1 FOHC
A 6×6 Douglas Fir post brings more section depth to columns, pergola frames, heavy supports, timber details, and structural work designed for a larger member. Stock includes Standard & Better and #1 FOHC options. Natural Douglas Fir is not pressure-treated; confirm engineering and exterior protection with the yard. Stocked for in-store pickup.
8′ | 10′

4x6 - Pressure-Treated Douglas Fir
Standard & Better
Pressure-treated Douglas Fir timber for structural outdoor construction, ground-contact applications, posts, beams, and heavy framing.
10' | 16' typical

4x8 - Pressure-Treated Douglas Fir
Standard & Better
Heavy pressure-treated Douglas Fir timber for exterior structural framing, beams, retaining applications, and demanding outdoor projects.
10' | 16' typical

6x8 - Pressure-Treated Douglas Fir
Standard & Better
Large pressure-treated Douglas Fir timber for heavy structural, outdoor, and ground-contact construction.
10' | 16' typical

8x8 - Douglas Fir Timber
Appearance
Large appearance-grade Douglas Fir timber selected for exposed architectural and structural applications.
Varies

6x12 - Douglas Fir Timber
Appearance
Broad appearance-grade Douglas Fir timber for exposed beams and custom architectural structures.
Varies

4×4 - Redwood Post
Common / Heart
Suitable for deck supports, fences, pergolas, railings, and exterior structures. Natural redwood provides attractive grain and dependable outdoor performance. Full-project quantities may require a 2–6 week lead time. Individual posts are stocked for in-store pickup.
8' | 10'

4x4 - Cedar Post
Post Grade / Standard & Better
A 4×4 cedar post is a natural choice for fence corners, gates, garden structures, small pergolas, and exposed outdoor supports. The square profile balances workable size with the visual weight of a true post. Stocked for in-store pickup; confirm grade, footing, fasteners, and structural requirements before building.
8' | 10'

4x6 - Cedar Timber
Appearance
Natural appearance-grade Cedar timber for visible outdoor structures and decorative architectural applications.
Varies

6x6 - Cedar Post
Post Grade · Rough
The rough 6×6 cedar timber gives pergolas, entry structures, fences, and landscape features a heavier, more tactile post. Its rough surface and natural cedar character are intended to remain visible. Available to order in 8′ and 10′ lengths; confirm current lead time, grade, and structural requirements with the yard.
8′ | 10′

6x10 - Cedar Timber
Appearance
Large appearance-grade Cedar timber for exposed beams and custom outdoor architectural projects.
Varies

6x12 - Cedar Timber
Appearance
Oversized appearance-grade Cedar timber for prominent exposed beams and custom architectural construction.
Varies

8x8 - Pressure-Treated Douglas Fir
Standard & Better
Heavy pressure-treated Douglas Fir timber for structural supports, outdoor construction, and ground-contact applications.
Varies
SPECIFICATION HELP
01 / APPLICATION
Where it will be installed, what it supports, and how it will be exposed narrow the right product.
02 / SPECIFICATION
Nominal size, actual dimensions, grade, treatment, span, and code requirements should match the plan.
03 / LOGISTICS
Quantity, lead time, pickup, delivery access, and job sequence determine how the order should be staged.
