Ernie Wisner wrote:best bang for the buck is to do the coil around the exhaust for the first 5 feet and build a well insulated box around it. Taking the heat from the barrel the way cold water flow can affect the burn and thats not a good thing.
We dont get creosote and keeping things that way is a good thing. the rest of the system is pretty much the same you will have to tinker a bit with the rate of flow to get it right. I have seen no flash problems in the layout suggested so far. keep your fingers crossed and in another 6 months i will publish the plans. I like to give things a real good test before i make them permies. So try the idea at your own risk and please proof it on a test platform outside your house first.