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Unpack all items & organize according to size and type. This will make items easier to find when instructed. Review the parts list on the back page. Should there be missing items or sub-par material contact Best Barns Customer Service. DO NOT discard any material including the pallet until your project is complete. Assembly: Review all instructions before you begin.
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Optional Wood Floor System Shown below is a typical wood floor. Depending on your area, the construction may have to be changed to meet local codes. The foundation size should be 12' - 0" x 24' - 0". 1. Cut (2) two treated 2x4-8' boards in half. 2.
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Optional Wood Floor System 8. Assemble another floor section. Install over the 4x4s and nail both floor sections together. 9. Square the floor. See note below. The angle measurement should be 26' - 10". Nail several floor joist to the 4x4 runners to hold the floor frame in place. 10.Install floor using 8d spiral nails.
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Step 1 Assemble Side Walls Do not discard any material until construction is complete, including short 2x4 blocks. 1. Cut (2) two 2x4-12' to a length of 140-1/2". Position the boards together and indicate with 'X' marks where the wall studs will be located. Wall Plates 140-1/2"...
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Step 3 Assemble 12' Back Wall 1. Cut (2) two 2x4-12' (one will be treated) to a length of 144". Position the boards together and indicate with 'X' marks where the wall studs will be located. Wall Plate 144" Top Wall Plate Treated Bottom Plate 24"...
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Step 4 Assemble Front Wall Frame 1. Cut (2) two 2x4-12' boards (one will be treated) to a length of 144" for wall plates. Position the boards together and indicate with 'X' Marks where the wall studs will be located. Treated Bottom Plate 96"...
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Step 5 Set Wall Panels 1. Erect back wall and side walls. IMPORTANT: Install the side walls with the 'C' marks oriented against the back and front wall panels. Secure walls together at the corners. Use (4) four 10d sinkers per corner. Brace side walls with pre-cut wall studs to hold walls secure and plumb. 2.
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Step 6 Assemble Roof Gables 1. Cut (2) two 2x4-12' boards to a length of 144". 2. Place one of the 144" boards on the floor along with (2) two 80-1/2" long 2x4 rafters as shown below. Bottom 144" plate will be on edge. Rafters will lay flat. There are short 2x4s, that may have an angle on one end, supplied in the kit.
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Step 7 Assemble Roof Trusses 1. Place (2) two 80-1/2" long 2x4 truss rafters and a 82" long collar tie together as shown below. The collar tie has an angle cut on both ends. Reposition the lower 2x4 blocks to hold the truss rafters in place.
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Step 8 Install Primed Soffit and Fillers 1. Install a 7" wide x 48-3/4" siding panel over the side wall with the primed side facing down. The 'tongue' edge should be flush with front wall plate, NOT over siding. Tack the soffit with a couple 6d common nails.
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Step 10 Install Siding on Gables 1. Locate pre-cut gable siding. Working left to right install a siding panel with a 'tongue' edge along right side. Install flush with end of frame and top of gable frame. When properly set the bottom edge will have a slight gap between 'Z' flashing.
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Step 12 Layout Roof Trusses & Install Soffit Blocks 1. Starting on back corner measure from the backside of the 2x4 gable frame when marking the location of the first truss. Continue 24" spacing to other gable. Important: When marking the opposite wall, place the 'X' mark on the same side of the line so your trusses are parallel when they are installed.
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Step 13A Install Trim Do not install gable trim on front in this step. 2. Install (4) four small primed siding fillers, packed with the hardware, over the 2x4 soffit blocks. Siding fillers will be flush with the gable siding. Use 6d galv.
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Step 13B Install Trim 5. Install a 8-1/2" long trim board, called a keystone, at the top of the gable flush with the top of the gable frame. Use 6d galv. nails. 6. Locate (2) two 82-1/2" long 1x4 trim boards. Butt each board against the keystone and flush with the top of the gable frame.
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Step 14 Install Fascia on Side Walls 1. Install a 1x4-4' fascia board against the rear gable trim. Install the fascia so the bottom edge of the roof sheathing will rest on the edge of the 1x4. See Detail 'E'. Use a straight edge to align the 1x4 board with the top of the trusses.
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Step 15B Install Roof Sheathing continued Sheets should meet at center of trusses when installed 4. From 4x8 sheets of OSB cut to the sizes indicated with an * below. Repeat for opposite side. 36-1/2" x48" 36-1/2" x 96" 36-1/2" x48" 36-1/2"...
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Step 17 Install Gable & Door Trim 1. Install gable trim under the roof sheathing as done in Step 13. 1x4 Gable Trim Keystone Trim Siding Extends 3/4” Below Trim 2. Locate (2) two 84" long x 3-7/8" wide primed siding. Cut to fit and install on the sides of the door opening flush with front wall siding.
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Step 19 Install Door Stop on Left Door Qty. Material Shipped in 48" Door Kit 48" x 84" Pre-built Doors 12" x 42" Transon Windows 1x4" x 84" Door Trim 1x4" x 48-3/4" Door Trim 1x6" x 10" Keystone 3-7/8" x 84" LP 3/8" Primed Door Jamb 6"...
Step 20 Install Doors If your door opening is out of square, the space around the doors will not be even. You can remove and re-position the side trim to make allowances for this. The side trim does not have to be flush with the frame of the door opening.
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Dover 12x24 Material List 2x4 for Collar Ties 82" lbs. Sinkers 2x4 for Truss Rafters 80-1/2" lbs. Galv. 2x4 for Gable Studs 23-1/2" lbs. Common 2x4 for Soffit Blocks 5" or longer lbs. Hanger Nails 1x4 for Side Wall Fascia 72"...
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