DIRECT VENT TYPE OIL BURNING WARM AIR FURNACEPROBLEM TO BE SOLVED: To provide a direct vent type oil burning warm air furnace with operation improving heat exchange efficiency of a heat exchanger and operation improving quietness of a convection fan.MAGA KOHACHI...
but now I think I’d like to use it. and the idea of it providing some heat during the winter is appealing- there’s more than enough wood here and heating oil (which is what the furnace runs on) is going to be ridiculously expensive this year. ...