Maple

Pine

Western red cedar

Oak

6 Inch Diameter 7 Ton Minimum 6 Ton Minimum 6 Ton Minimum 10 Ton
12 Inch Diameter 20 Ton 15 Ton 15 Ton+ 22 Ton
Hardness Rating 1450 Lbs 860 Lbs 900 (Cedar) 1620 Lbs
Heat Value - Gallons Fuel Oil Per Cord 150-250 100-150 100-150 200 - 250