Applications: Forced Air Forced Air System: Technical Illustration By installing a water-to-air heat exchanger in your furnace (similar to an air conditioner coil), your entire home can be completely heated by the Classic using the existing duct work. Your existing furnace serves as a back up. Your Central Boiler dealer carries a complete selection of accessories to simplify installation and maintenance of your system.   See System See Detailed Parts List Back to Applications List CALL +31 (0)599 657 107 © 2006  CENTRAL BOILER, INC. ALL RIGHTS RESERVED. - © 2007 OUTDOOR BOILERS OF EUROPE, ALL RIGHTS RESERVED. A safe, efficient outdoor furnace that can provide 100% of your heating needs.Outdoor Boilers of Europe distributes the Classic Outdoor Wood Furnace. Heats multiple buildings, hot tubs, pools, greenhouses, domestic water and more. While burning wood indoors can mean many problems, there is an alternative... The Classic outdoor wood furnace from Outdoor Boilers of Europe. The Classic eliminates the problems associated with indoor burning and allows you to get even more benefits from wood heat. This outdoor furnace can actually improve the indoor environment in your home or business, while eliminating the time-consuming chore of tending a traditional wood stove. In addition, tests show that the Classic is the most efficient outdoor wood furnace, with the fewest emissions.