I know we have discussed this but there are some newbies here. boy wht difference the actual specia of wood makes. I typically burn hard maple, beech and oak. This year I culled a bucn of trees off of my property which are predominatly soft maples. Boy, they burn alot quicker than the hard maples and oaks. Luckily I have some beech mixed in. I think that this is one of the primary things that newbies just dont understand when they are figuring out their stoves. I mean hardwood really isnt just hardwood. It all depends on what it is made up of