Description
Twinbirch
The Twinbirch pairs traditional solid-timber construction with a kit format two people can raise without a contractor. At 65 sq. ft. (6.0 m²) it suits a lake-side or backyard sauna.
Why you’ll love it
- Solid 1.7 in (44 mm) walls: full-thickness timber — quieter, stiffer and far more durable than panel construction.
- 65 sq. ft. (6.0 m²) of floor area: external footprint .
- Numbered, precision-cut components: shipped flat-packed with clear step-by-step instructions.
Best suited to
Use it for a lake-side or backyard sauna. Confirm your local zoning and permit requirements before you build — rules on setbacks, footings and maximum floor area vary by municipality.
What’s in the kit
- Precision-cut Nordic spruce wall logs, 1.7 in (44 mm) thick
- Door and window joinery (ISO/Standard+ specification)
- Profiled floor boards (on floor-equipped configurations)
- Profiled roof boards
- Impregnated foundation beams
- Roofing covered by Included (included)
- Fasteners and step-by-step assembly instructions
Not included: foundation/slab, interior finishing, insulation, electrical, and exterior paint or stain. All timber should be treated soon after assembly.
Technical specifications
| Internal floor area | 65 sq. ft. (6.0 m²) |
|---|---|
| Wall thickness | 1.7 in (44 mm) |
| Floor options | 28 Full floor mm floor boards |
| Joinery specification | ISO/Standard+ |
| Shingles required | Included |
| Shipping package (L x W x H) | 140x240x260 cm |
| Approx. shipping weight | 1300 kg |
| Timber | Slow-grown Nordic spruce |
Made to order — not held in stock. Each kit is cut for your order in Estonia, then shipped to Canada. Allow 4–18 weeks from order to delivery, depending on season and shipping schedule.
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