Hot water tank heated by wood burning stove. From Teach Nollaig, Tiny house in Ireland. Could be improved by adding a small sterling engine to power a circulation pump, allowing the hot water tank to be up higher [improving pressure]. Also INSULATION!
All About Pellet Stoves - What is a Pellet? - It's a small pill made of wood waste, mostly sawdust. Pellets have a low moisture content, 5 to 10 percent, compared with 20 percent for seasoned firewood. In some regions, you may find pellets made of switchgrass or cornstalks. Corn kernels can also be used in lieu of pellets.
A small wood stove stands in the kitchen area of one of Jim Bahoosh's small homes on Saturday, June Bahoosh claims the stove would heat the entire home but has to use propane heat as the owner is not home to constantly feed the stove with wood.