One of my children lives a few miles down the street as well as another one of my kids lives almost a thousand miles away. The people I was with as well as myself usually laugh at our closest distance child, because she definitely complains on usually about the home heating situation. Recently, the people I was with as well as myself for talking to this child about a wood-burning furnace. She did not want to use the wood-burning furnace anymore as well as thought it was time for an oil furnace to tasks right. The biggest problem is absolutely the fact that the wood furnace is supposed to have a Fail-Safe switch that automatically shuts over to the gas furnace when there is a chance that the wood furnace is out of fuel. In a cold weather emergency, this can really save the house. Sometimes the fire will just go out for no reason, even when there is Stacks and stacks of wood inside. For this reason alone, there are times when the extra furnace is necessary. The people I was with as well as myself both agree that these dual furnaces are the best for Fail-Safe options. The heating as well as AC technician told my daughter that she needed a tripping valve which is great for this thing. Now it is disgusting to think about this furnace as well as how it does not have much use as something that will help the rest of the house. The oil furnace could be a much better idea.