Hemlock lumber has earned its place as a go-to material for Montana builders who need strength and durability without compromising on quality. It’s a softwood that maintained stability during the pandemic supply disruptions when other lumber species became scarce.
The wood’s lightweight strength and resistance to warping make it a practical alternative to hardwoods like oak or cherry, especially for framing, sub-floors, roofing, and sheathing. Hemlock also works well for interior applications including doors, windows, staircases, and paneling thanks to its stability and straight grain.
Available Dimensions and Model Numbers
Hemlock comes in standard dimensional lumber sizes:
| Dimension | Model Number |
|---|---|
| 1x4 | 14HCL |
| 1x6 | 16HCL |
| 1x8 | 18HCL |
| 1x10 | 110HCL, 110HEM |
| 1x12 | 112HCL, 112HEM |
The lineup includes specialty molding profiles for finish work:
| Profile | Model Number |
|---|---|
| Quarter Round | 14HQR |
| Base Nose | 114HBNS |
| Casing | 158HCR |
| Half-Round | 112HH |
| Large Profile | H6010 |
Jamb legs for door installation come in standard (HEMLEG) and 6-foot (HEMLEG6) options.
Structural Performance and Outdoor Durability
Hemlock’s natural resistance to rot, decay, and insects works without chemical treatments. The grain quality matters – smooth-grain hemlock delivers better structural strength than rougher cuts.
Western Forest Products’ hemlock structural timbers come in 4”, 6”, 8”, 10”, and 12” sizes with a light honey color and uniform tight grain that makes them suitable for both structural and decorative applications like decking and bridges. The material sands smoothly, glues well, and holds nails and screws securely.
Montana’s freeze-thaw cycles and snow loads put lumber to the test, and hemlock delivers. Mountain State Log Homes sources hemlock from select older-growth trees specifically for its strength, stability, and minimal checking. The wood performs well in this climate without requiring you to step up to cedar or redwood.
Working Properties and Versatility
Hemlock’s consistent availability and reliable performance make it a trusted choice for builders seeking dependable material. It works as a practical alternative to hardwoods like oak or cherry without sacrificing the strength you need for structural applications.
The combination of workability and proven track record explains why contractors keep coming back to hemlock. It’s the wood that shows up ready to work – no special handling required, no surprises on the jobsite.
Hemlock weathers to an attractive brown-red color over time, giving you natural aging characteristics similar to more exotic species. For siding applications where appearance matters, that natural patina develops character year after year.
Frequently Asked Questions
Q: How long does pressure-treated hemlock last in ground contact applications?
A: Hemlock features natural resistance to rot, decay, and insects without chemical treatments, with historic structures still standing over a century later. The exact lifespan for pressure-treated hemlock in ground contact varies by conditions, but the wood’s inherent durability suggests excellent longevity when properly treated.
Q: What makes hemlock different from other softwoods for framing?
A: Hemlock stands out for its stability, straightness, and ease of working with tools. It’s lightweight yet strong and resistant to warping – qualities that matter when you’re framing in Montana’s climate swings.
Q: Can hemlock handle Montana’s moisture conditions?
A: Hemlock’s excellent gluing properties and uniform color result from its stable moisture characteristics. Its suitability for air drying and minimal checking make it reliable for wet springs and dry summers.
Q: Is hemlock suitable for exterior trim and siding?
A: Hemlock works for indoor features like shutters and stairs, and it weathers to an attractive brown-red color that many find desirable for siding. The tight grain and light honey color make it suitable for both structural and decorative outdoor applications.
Q: How does hemlock compare to Doug fir for structural applications?
A: Hemlock is well-regarded for constructing garages, sheds, and barns due to its robustness. Direct spec comparisons vary by grade, but smooth-grain hemlock offers strong structural performance for standard building applications.
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We carry Hemlock across all 11 Montana and Idaho stores.
