This is the third in our Winter in New England series. First was Lamps and Lanterns, and the second was Jump Starters. More to come, each Tuesday come Hell or high water - until I run out of ideas.
A friend did the research on this topic for me, because we were both looking for something good, and we have tons of wood and hate paying our heating bills (I have oil heat and propane stoves).
My friend concluded that Harman makes the best products in that area: furnaces, fireplace inserts, free-standing, etc. I like the idea of something that works for wood, pellets, or coal. The "green" aspect has no importance to me, but I do like to have flames to look at to warm my spirit.
To warm a house and for cooking, there's still nothing better that a wood-burning cook stove to turn a house into a home. Here's a modern version that the Amish make: