I don't see the bucks mentioned here much our house was built in 1976 it has forced air propane and a very large fireplace when we bought the house five years ago it had the a big buck 2 wall insert in the fireplace that done a great job I work for the railroad and took a supervisor job in Winston Salem and almost sold the house so I gave the buck to a friend well the super job did'nt work out so we came back one winter of burning propane was not gettin it so I installed an owb FreeHeat Machine the same Tenn. co. that made the Fisher stoves and love it but I do miss my buck we use the fireplace some it has ash pit and propane starter strip I have looked at Jotul inserts U guys looking owbs should check out freeheat machine I love there job ready packages everything we needed for the install came with it.