If in your situation, the right side requires a wall then you would add a side support on the floor base on the right hand side in a similar manner to the left side of the floor to ceiling cabinet as shown in Figure 30.
Figure 30 - Installing a support for an outside wall of floor to ceiling cabinets
Against the right hand wall, fasten a 1 X 2 to the wall, touching the floor of the floor to ceiling cabinet and extending to the height of your cabinet as shown in Figure 31.
Figure 31 - Installing a face-frame support for an outside wall of floor to ceiling cabinets
The next step is to attach the solid side wall to the left hand side of the floor to ceiling cabinet as shown in Figure 32. Use wood screws and glue to fasten the wall to the side support member. Do not insert screws towards the front closer than the outside edge of the base cabinet floor or they will be visible after assembly.
Figure 32 - Installing solid wall and top supports for a floor to ceiling cabinets
Add cross supports at the top, back and front. of the floor to ceiling cabinet as shown in Figure 32.
Continued - Floor To Ceiling Cabinets...
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