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Check with your local building authority about what span is required in your area.
Common Sizes - Deck Boards
Thickness |
Width |
| Nominal (inches) |
Nominal (mm) |
Actual (inches) |
Actual (mm) |
Nominal (inches) |
Nominal
(mm) |
Actual
(inches) |
Actual
(mm) |
Rough (Undressed) |
| 5/4 |
32 |
1-1/32 |
26 |
4 |
102 |
3-9/16 |
90 |
| 2 |
51 |
1-9/16 |
40 |
6 |
152 |
5-9/16 |
141 |
Note: These are nominal sizes, actual sizes may vary by manufacturer. |
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