A person standing in front of a TrueFrame Joist with their left hand on the joist while it is snowing heavily.

TRUEFRAME JOIST

Stable, straight, and ready to work — TrueFrame Joist is the no-nonsense choice for pros who demand precision.

Trueframe™ joist

built for pros.

TrueFrame means you build better, every time.

Yellow rectangle with white text that reads "KDAT," indicating a treatment tag.

ProWood KDAT

Kiln-dried after treatment, making boards lighter, easier to transport, handle, and cut, saving contractors time on the job.

Lime rectangle with white text that reads "XP," indicating a treatment tag.

ProWood XP

ProWoodXP features MCA preservative with a proprietary additive designed to deliver greater stability—keeping boards straighter for longer.

A stack of redwood toned TrueFrame Joists.

Redwood Tone

Color-infused with redwood-tone colorant for lasting good looks.

A man with a nail gun underneath a TrueFrame Joist while on a ladder.

UC4A

Treated to meet UC4A Ground Contact standards, ensuring unmatched durability and long-term performance where it matters most.

Stable, straight, and ready to work

Stable & Straight

Saves times, reduces waste, and delivers better end results.

Person with safety glasses looking at joist while holding a nailgun.

Consistent Sizing

Factory-planed within 1/16 in for flat top edge

Person using a tape measurer to measure a TrueFrame Joist.

#1 Grade

Better looking lumber with stronger, longer spans

A 2nd story deck frame built out of TrueFrame Joists being supported by a treated post.

Get to know TrueFrame
Joist

For more information regarding the TrueFrame Joist, contact a dealer near you.

Specifications
2x8
2x10
2x12
Actual Size
Max Span
Lengths
1 1/2' x 7"
11’-10”
12, 14, 16, 20
1 1/2' x 9"
15'-3”
12, 14, 16, 20
1 1/2' x 11"
18’-7”
12, 14, 16, 20

*Wet Use-40 PSF Live Load + 10 PSF Dead Load (L/360")
*All spans assume 16" joist spacing

Documents

Download official documents for the TrueFrame Joist.

Text that reads "build like a pro" in all caps.
The underside of a deck in winter built with TrueFrame Joists overlooking the mountains.
Backed by a Lifetime Limited Warranty 
A person climbing up a ladder with a TrueFrame Joist on their shoulder.
Weighs less for easier handling  
A builder on a ladder hanging TrueFrame Joists off a two-story home.
More accurate measurements when building

Find a Dealer

TRUEFRAME™ JOIST is only available in the Denver, Colorado region at this time through the following dealers:

Looking for more information about TrueFrame Joist?