Two time Vesta award winner, including Best in Show and Best New Technology, The Jøtul F 500 V3 Oslo CF now offers an unobstructed view of the fire as well. Utilizing patented (“Patent No. 10,788,216”) Jøtul Fusion^™ Technology, the F 500 V3 Oslo was able to combine the best aspects of a typical non-catalytic wood stove with ground breaking Jøtul High Flow^™ Combustor technology to create a clean burning wood stove that operates without the need for a bypass.