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STEP 4
Assemble Right Side Wall Frame
4.1 For this step, you will need pressure-treated materials with the following
dimensions: 1 1/2 " x 3 1/2 ", 1 1/2 " x 5 1/2 " and 3 1/2 " x 3 1/2 ". Be sure to reference
the illustrations in Step 6 for proper placement of each size.
4.2 Insert 1/2" plywood between inner and outer window header.
4.3 Connect the beams with 2x4" wood screws.
4.4 Using a speed square or carpenter's square, check the corners to make sure the
corners are 90 degrees.
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