Radiant Coal Stoves No electricity needed Rated 70,000 BTUs (90,000 BTUs also available) Double firewall construction allows closer installation clearances Deep fire box of 1/4" thick American steel plate Air tight design can burn up to 72 hours Large glass viewing door Removable baffle External shaker system features heavy-duty alligator shaker grate Automatic thermostat Choice of colors Five year limited warranty Options include: Cook top Top or rear vent