HEATING WITH WOOD
|
|
|
|
|
|
|
|
| TYPE | WEIGHT | PER CORD | EFFICIENCY | SPLITS | MILLIONS |
|
|
| (LBS. CU. FT., DRY) |
| RANKING |
| BTU's/CORD |
|
|
|
|
|
|
|
|
|
| Hickory | 63 | 4500 | 1.0 | Well | 31.5 |
|
|
|
|
|
|
|
|
|
| White Oak | 48 | 4100 | .9 | Fair | 28.6 |
|
|
|
|
|
|
|
|
|
| Red Oak | 46 | 3900 | .8 | Fair | 27.4 |
|
|
|
|
|
|
|
|
|
| Beech | 45 | 3800 | .7 | Hard | 26.8 |
|
|
|
|
|
|
|
|
|
| Sugar Maple | 44 | 3700 | .6 | Fair | 26.2 |
|
|
|
|
|
|
|
|
|
| Black Oak | 43 | 3700 | .6 | Fair | 25.6 |
|
|
|
|
|
|
|
|
|
| Ash | 42 | 3600 | .5 | Well | 25.0 |
|
|
|
|
|
|
|
|
|
| Yellow Birch | 40 | 3400 | .4 | Hard | 23.8 |
|
|
|
|
|
|
|
|
|
| Red Maple | 38 | 3200 | .3 | Fair | 22.6 |
|
|
|
|
|
|
|
|
|
| Paper Birch | 37 | 3100 | .3 | Easy | 22.1 |
|
|
|
|
|
|
|
|
|
| Elm/Sycamore | 34 | 2900 | .2 | Very Difficult | 20.1 |
|
|
|
|
|
|
|
|
|
| Red Spruce | 29 | 1800 | .1 | Easy | 16.1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
•DRAWINGS FOR ILLUSTRATION PURPOSES ONLY• | 31 |