Lumber Conversion Chart & Siding Coverage Estimator
Check out our Conversion Chart. It might be useful when building barns and other DYI projects.
CONVERSION TABLE CHART
(LF) Lineal Footage x Factor = (BF) Board Footage
(BF) Board Footage Divided By Factor = (LF) Lineal Footage
Width | Factor | Width | Factor | Width | Factor | Width | Factor |
---|---|---|---|---|---|---|---|
1x2 | 0.16667 | 5/4x3 | 0.3125 | 2x6 | 1 | 4x6 | 2 |
1x3 | 0.25 | 5/4x4 | 0.41667 | 2x8 | 1.33334 | 4x8 | 2.6667 |
1x4 | 0.33334 | 5/4x5 | 0.52083 | 2x10 | 1.66667 | 4x10 | 3.3334 |
1x5 | 0.41667 | 5/4x6 | 0.625 | 2x12 | 2 | 4x12 | 4 |
1x6 | 0.5 | 5/4x7 | 0.7233 | 3x4 | 1 | 6x6 | 3 |
1x7 | 0.58334 | 5/4x8 | 0.83334 | 3x6 | 1.5 | 6x8 | 4 |
1x8 | 0.66667 | 5/4x10 | 1.042 | 3x8 | 2 | 6x10 | 5 |
1x9 | 0.75 | 5/4x12 | 1.25 | 3x10 | 2.5 | 6x12 | 6 |
1x10 | 0.83334 | 2x3 | 0.5 | 3x12 | 3 | 8x8 | 5.3334 |
1x12 | 1 | 2x4 | 0.66667 | 4x4 | 1.334 | 8x10 | 6.6667 |
To Convert Board Foot Price To Lineal Foot Price
Board Foot Price X Conversion Factor Divided By 1000 = Lineal Foot Price
Example: 1x8 #3 & Btr @ $1235/m
$1235 x .6667 Divided By 1000 = $0.82 Lineal Foot Price
Siding Coverage - FOR 100 SQ. FT.
Width | Bevel | Rabbeted Bevel | T & G | Shiplap |
---|---|---|---|---|
4" | 480 LF | 384 LF | 372 LF | N/A |
6" | 268 LF | 234 LF | 230 LF | 240 |
8" | 186 LF | 170 LF | 167 LF | 173 |
10" | 142 LF | 132 LF | 131 LF | 133 |
12" | N/A | N/A | 107 LF | 109 LF |
The above figures allow width lost in dressing or lapping.
For end cutting and matching on the job, add 5-10%. For diagonal siding, add 15%.