The G 140 Cabins

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Glacier G140: Spacious Two-Bedroom Prefab Cabin in MT & WY

Look no further for a recreational cabin for the whole family. This Glacier G140 prefab cabin in Montana offers an ideal amount of space for social activities and relaxation. Host your guests in the two bedrooms to the left of the cabin or the loft. With a complete bathroom, kitchen and washer/dryer hookups, you’ll be able to enjoy an extended stay. While this prefab cabin is finished with inside tongue and groove pine and ceiling beams, the exterior is your choice of lap, log, or metal siding. 

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Standard Features


  • 4″x6″ Pressure treated base skids for foundation support (Cabins over 400 sq. ft. require footing).
  • 2″x10″ floor joist, 16″ on center, with R-30 minimal insulation.
  • 3/4″ tongue & groove OSB sub-floor.
  • COREtec® Pro Plus waterproof clip-n-lock luxury vinyl plank flooring.
  • Vinyl or clip-n-lock floor in bath.
  • Lofts have a 2″x6″ tongue & groove floor, log railing, and ladder.

Side Walls

  • 2″x6″ exterior walls with R-21 insulation.
  • Modular / Prefabricated
  • Wiring to meet or exceed code.
  • State inspection.

Roofing & Ceiling

  • 1″x6″ Knotty pine tongue & groove on the ceiling above rafters.
  • 2″x8′ Upper rafters 2′ on center with 4″ polyurethane, R-11 fiberglass for a total of R-38.
  • 7/16″ OSB roof sheeting
  • Synthetic roof underlay.
  • Painted metal roof (40-year warranty)
  • 4″x4″ Douglas fir rafters (exposed) on 4′ center with sunburst truss design.

Interior & Exterior

  • 1″x6″ tongue and groove pine interior with a clear sealer.
  • Double pane vinyl windows.
  • 7/16″ OSB under the siding.
  • Standard Siding Options:
  • Stained & sealed log1.
  • Stained & sealed cedar lap.
  • Stained & sealed board & batten.
  • Painted steel siding (40-year warranty)
  • LP® SmartSide® lap side with Diamond Kote® (30-year no-fade warranty)
  • Insulated full light door (with internal blinds).
  • PlygGem 200 series windows with Low-E 180 glass (clay color).

Design Your Own Cabin

Pick A Size

We offer a wide selection of sizes which allows you to pick the perfect-sized G 140 cabin for your backyard. Our size ranges are 14×44-14×54,16×44-16×54.


Select any color and material for the interior and exterior walls, and the roof of your cabin.


We use ProVia windows and doors for all of our cabin models.

additional packages

Cabins can be modified to accommodate your needs. Some additional options include propane gas, chimney kit, extra cabinets, washer and dryer hookups, additional closet space, and much more.

The G 140 Cabins Delivery

Each cabin is built according to Montana and Wyoming building codes. Keep in mind that additional permits may be required for delivery outside of Montana and Wyoming.
We offer secure and complimentary 50-mile shipping with any building that is custom or from inventory at our over 50 locations in six Northwestern states, including Montana, Idaho, Nebraska, South Dakota, Utah, and Wyoming.