The Morso 1630 was for may years the biggest unit in the Morso range of closed combustion system fireplaces, producing 11kW of heat. It has been on the market since its development in the early 80's and proves to be a winner every year. It is a cast iron, free standing fireplace, with a traditional burn chamber which can burn up to 10 hours. With a large and robust design, the 1630 is a true "work horse". A Morso fireplace is an advanced system for burning wood and, used properly, is among the most environmentally friendly heating solutions in the world. Heating output: 11kW Flue Size: 150mm Flue Exit: Top or Rear Dimensions (WxHxD): 664 x 795 x 436mm