The 6000TRSI gas fireplace features an impressive 79% efficiency rating, a realistic ceramic campfire log set and balanced flue technology. The 6000TRSI draws 100% of its air from outside, not relying on oxygen from within the room. Its versatility and flexibility allow for easy installation in almost any situation, with battery back up electronic ignition system eliminates the need for a continuously burning pilot light. The multi-function remote control provides temperature, flame height and start time control, offering true convenience so you never again have to bend down to start your fire. It's ideal for apartments, hotels, homes, townhouses, office reception areas, boardrooms, where conventional chimneys cannot be constructed.