All White Mountain Hearth Log Sets are certified for use with Empire Comfort System Vented/Vent-Free Slope Glaze Burners and Vented Slope Glaze Burners.

Vent-Free Burners include an Oxygen Depletion System (ODS) to quickly shut off the gas if room oxygen levels drop to unsafe levels.Vent-Free burners convert to Vented by opening the fireplace damper.

Empire Comfort Systems created the White Mountain Hearth collection to give you more options in a gas log sets.