The Jøtul I 520 Series is a flexible insert system that consists of four inserts. The series gives you a choice of  glass on one, two or three sides. The timeless design and construction optimal and futuristic. Jøtul I 520 has enamelled burn plates which provide a light and airy flame picture. All glass has a heatreflecting surface that ensures cleaner glass and better combustion. Even though the insert is large, it works well even at 3.5 kW effect.