Ignis - EB1400 Ethanol Fireplace Burner - This EB1400 Ethanol Fireplace Burner Insert can be inserted into an existing wood-burning fireplace to give you a clean, eco-friendly means for heating your space. You can also use this modern, sleek insert in a fireplace of your own design. It holds three full liters of fuel, and it burns for up to nine hours, so you can stay warm and toasty all day long, all season long. This 6,000-BTU unit is ventless, so you don&#039;t need a chimney, electric lines, or gas lines to use it, and it can be operated with little or even no maintenance for a long time. For your convenience, it comes with a damper tool. Dimensions: 13.1&quot; x 7.25&quot; x 3.25&quot;. Features: Ventless - no chimney, no gas or electric lines required. Easy or no maintenance required. Capacity: 3 Liters. Approximate burn time - 9 hours per refill. Approximate BTU output - 6000.