Kozy World® GLV024 Vented Legacy Oak Log Set, 55000 BTU, 24"Kozy World Legacy Oak Yellow Flame Vented Log Sets are intended for installation into a solid fuel burning masonry or factory built fireplace connected to an operating flue chimney. Bring your family the ambience, warmth, and look of a real fire. No more cutting, splitting, or stacking wood, and no more cleaning up the dirt or taking out the ashes. Bring the beauty of nature indoors with this 55,000 BTU, realistic, 6 piece log set which heats up to