The Answer NexGen-Fyre™ serves as an outstanding heat source for individual rooms or small homes. Designed to save space, it can be mounted almost flush to your existing masonry or zero clearance fireplace. With a spacious viewing area and a sleek door design, this insert boasts a 1.5 cubic foot firebox capable of accommodating up to 18-inch logs. Advanced features include a five-sided convection chamber for even distribution of warm air and a single air control for convenient regulation of burns and heat output.