The Insert XL is a freestanding fire feature that is designed for both indoor and outdoor use. It creates a large, soothing flame that allows you to convert your existing fireplace instantly. It is equipped with a flame regulation mechanism. This fireplace will burn for approximately 5 hours with 1 fill of superior quality bio ethanol fuel. Included in the box is an easy pour spout. This unit comes with a 3 Year Manufacturer’s Warranty.