With two open sides, Flex Double Sided fireplace insert creates the perfect room divider. The see-through design provides unobstructed views of the flickering flame from the front and the back, infusing warmth and ambiance into two adjacent rooms. With an EcoSmart Flex 86DB.BX1, you have design freedom with the choice of a Decorative Box on the left or right-hand side. Both designs are fitted with a glass panel that divides the box and the Firebox and creates an attractive streamlined look. Instantly transform any wall into a feature, indoors or out, with a stylish, clean-lined Flex Firebox. The longest of the XL Burner series, the XL1200 delivers a stunning linear flame. This elongated burner can heat up to 700ft2 and provides the ideal bioethanol fire for commercial and hospitality spaces such as open plan restaurants and bars. Each burner holds 2.6 gallons of fuel, and can deliver a stunning flame for up to 14 hours.