“ Burn very hot, very little ash and I have not have one clinker in over a ton. So here is the problem. These pellets have several holes in each bag. If the place you are buying them from stores them outside you are going to have problems.
Another thing about these, use your thermostat on your stove and run the feed at a medium setting. It you do that you will not get the black soot buildup, in fact if you have a soot buildup just crank up the stove and the heat will burn it away. It's not rocket science! ”