Tesla Powerwall 2 AC Installation Manual page 18

Plywood
•
If anchoring to plywood wall material, the plywood must be minimum 1/2-inch thick.
Use at least four (one in each corner) 1/4-inch wood screws with washers, of sufficient
length to penetrate at least 1/4 inch beyond the backside of the plywood.
Metal Studs (spaced at 12, 16, 20 or 24 inches)
•
If anchoring directly to metal studs, studs must be minimum 18 gauge. Use at least four
(one in each corner) #14 sheet metal screws with washers, of sufficient length to
penetrate at least 3 threads beyond the stud.
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Figure 10: Anchoring the Bracket to Plywood
Figure 11: Anchoring the Bracket to Metal Studs
Powerwall Installation Manual