Person using a tape measurer to measure a TrueFrame Joist.

TRUEFRAME 
JOIST

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

Trueframe Joist

Built for Pros.

TrueFrame means you build better, every time.

A treated wood deck frame built out of TrueFrame Joists with sunset and trees in the background.

UC4A

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

KDAT tag

ProWood KDAT

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

Enhanced Treatment

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

A stack of redwood toned TrueFrame Joists.

Factory Planed

Factory planed for consistent sizing and flat edges. Saving you time on the jobsite.

Consistent Sizing

No need to sort, organize, or trim inconsistent boards on-site

Stable and Straight

Save time, reduce waste, and deliver better end results

#1 Grade

Better looking lumber with stronger, longer spans

Get to know TrueFrame Joist

Specifications
Actual SizeMax SpanLengths
2x8
1 1/2" x 7"
13’-1”12, 14, 16, 20
2x10
1 1/2" x 9"
16’-10”12, 14, 16, 20
2x12
1 1/2" x 11"
20’-7”12, 14, 16, 20
*Wet Use-40 PSF Live Load + 10 PSF Dead Load (L/360")
*All spans assume 12" joist spacing
Available in Select Markets

TrueFrame Dealers

TrueFrame Joist is rolling out to select markets throughout 2025-26. If you don't see a dealer near you, contact us below.

Interested in TrueFrame Joist?

Fill out the form below for more information and to be notified when TrueFrame Joist is available in your region.