Greenbriar Prep for Vinyl Garage Kit


Single car garage kit with room for storage

The Greenbriar prep for vinyl garage kit is great design for a single car garage. Prep for vinyl means that the Greenbriar exterior walls are covered with an OSB (Oriented Strand Board ) for the purpose of applying the exterior siding of your choice. You may apply wood lap siding, stucco, vinyl siding or any exterior grade siding designed to be applied to an underlay. High side walls provide plenty of room to store tall items or add shelving to keep everything organized. Available in 12×16, 12×20 and 12×24 sizes you can find a size for all your storage and garage needs.

The garage door is purchased by the homeowner separately. This allows you to choose the type and style to compliment your home. The garage door opening provided is 8′ wide x 7′ high. A 9″ low headroom track is required.

Picture depicts the 12’x20′ size for this model. Shown with optional windows. Cupola not included. Shingles not included. Vinyl siding by homeowner.

Click for more information on storage shed kits or adding a cupola.

Before purchasing shed kit make sure to check if a permit is required in your area.

Sturdy Built Floor



Optional entry door. In-swing.

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Once you receive your new building begin by unpacking the pre-cut framing, doors and hardware. You will also receive a detailed manual with step by step instructions. Each step is explained with clear instructions and detailed line art and has been developed with the novice builder in mind.

Best Barns wood shed kit components fit easily into place with no special tools or skills required!


  • Pre-cut roof trusses for fast and accurate assembly
  • Pre-cut Wood Gussets
  • Pre-cut wall framing
  • Pre-cut exterior siding for an accurate fit
  • Pre-cut roof sheathing
  • Pre-cut trim for a perfect fit
  • Technical Support – 7 days
  • Satisfaction Guaranteed

All required hardware including nails, glue for gussets and
detailed instruction manual. Shingles and roof edge provided by owner.

Order with confidence. We take great pride in our wood shed kits. Product quality and satisfaction is out number one goal.
. These countries require a more stringent grading system
US standards insuring only the best lumber is used in your shed kit.

Greenbriar Garage Kit Elevations

Garage Kit Elevations

This is a prep-for-vinyl shed kit. It is designed so you may apply an exterior grade siding such as vinyl, ship lap, cedar shakes, stucco, etc. This allows the homeowner to match the style of their home.

An underlay of OSB ( Oriented Strand Board ) is included for the purpose of attaching the siding you purchase locally.

Our trusses are engineered to handle severe snow load of 40 psf (pounds per square foot) and 120 mph wind loads.

For extra strength metal hurricane truss hangers are supplied to secure trusses to the exterior walls.


* Stamped engineered drawing available upon request.

Optional Windows

Single hung aluminum 18″ x 36″ windows provide light and ventilation. Lockable frames are durable and easy to operate. Screens limit birds and insects. Decorative raised panel shutters are included.

Shed Kit Single Hung Window

Decorative octagonal gable windows illuminate interiors, beautify exteriors.


Garage door is purchased locally by homeowner

The Greenbriar is designed with high headroom and an 8 ft. x 7 ft. garage door opening, you purchase locally to match the style of your home, making this perfect for your vehicle, storage or work area.

If purchasing a roll-up door you will need a 9″ low headroom kit for the track system.

Optional Item

An optional walk-in entry door gives additional access:

  • Pre-hung 9-lite walk-in door includes aluminum threshold and lockset
    9-lite Door
  • Windowless pre-hung 6-panel steel walk-in door also includes threshold and lockset
    6-panel Door

Optional Floor

Choose an optional Sturdy-Built wood floor for your new garage kit. Easy to construct and designed specifically for your building. This floor is designed for buildings incorporating an overhead garage door. A galvanized sill plate is provided with this floor system. The Sturdy-Build floor system comes standard with 3/4″ plywood flooring and 2×4 treated floor joists spaced 12″ o.c.. Floor is supported with 4×4 treated runners.

Nails are included. Material is not pre-cut. Floor sheathing is not treated. The floor package will be delivered by a local lumber supplier. Someone will need to receive/sign for delivery.


The Greenbriar garage kit has plenty of headroom and interior space for your car.



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Below is information that your local permiting office may need prior to construction.
Please check with the permit office before purchasing.

Permit Documentation


Convenient home delivery is available anywhere in the lower 48 states.

This is called “curbside delivery” which will place the kit at the end of your driveway. It is not the driver’s responsibility to bring the product into your garage or yard. Drivers do not assist in unpacking or cleanup.

The freight carrier will call to schedule an appointment during normal business hours. Please provide a daytime phone number at check out. Someone will need to be present at the time of delivery. A signature is required.

Inspect the merchandise before the driver departs. If you notice any damage, make sure the driver indicates this on the delivery slip before you sign it.