"Top performance with many existing heating systems." FURNACE INSTALLATION "We didn't invent fire, just
        better ways to use it."
Outdoor Wood Furnace
 
 
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Detailed Furnace Installation Variations

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Classic Cutaway View
Classic Side Access Panel
CL 5036 with Pump Installed in Building
CL 5036 with 1 Pump Installed
CL 6048 with Pump Installed in Building
CL 6048 with 1 Pump Installed
CL 6048 with 3 Pumps Installed
CL 7260 Showing PEX Piping Options
Classic Dimensions - Furnace & Foundation
ECL 2300 Cutaway
ECL 2300 with 1 Pump Installed
ECL 2300 with 3 Pumps Installed
ECL 2300 Dimensions - Furnace & Foundation
Classic Chimney Reinforcement Recommendations
E-Classic Chimney Reinforcement Recommendations
ThermoPEX and Central Therm
ThermoPEX / Central Therm Installation
Forced Air System
Wiring Diagram for Forced Air
Forced Air System - Down Draft Furnace
Wiring Diagram - Zone Valve
Wiring Diagram - Thermostat & Zone Valve
Wiring - Zone Valve, Thermostat, Transf.
Dual System (Baseboard/Forced Air)
Dual System (In Floor Radiant/Forced Air)
Baseboard System
Existing Boiler (Direct Plumbed)
Existing Boiler (with Wraparound Pump)
Radiant Heat Single Zone
Radiant Heat with Flow Check Valve
Sample PEX Piping Layout
Wiring - Zone Valve, Therm., Trans., Pump
Multi Zone In-Floor
Radiant Floor Heat
Radiant Heat Multi Zone In-Floor
Large Manifold Assembly
Pool or Hot Tub Hook-up
Greenhouse Heating Options
Suspended Space Heaters
Heat for Multi-Buildings
Wiring - Aquastat/Heat Exchanger
Kickspace Heater
Panel Radiator Install
High Volume Water Heating
Fan Relay with Limit Switch

Central Boiler Push-fit Fittings
A fast and easy connection system.


Your Central Boiler dealer carries a complete selection of accessories to simplify installation and maintenance of your system.

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A safe, efficient outdoor wood furnaces that can provide 100% of your heating needs. Central Boiler manufactures and distributes the Classic Outdoor Wood Furnace, an Outdoor Wood-fired Hydronic Heater that heats multiple buildings, hot tubs, pools, greenhouses, domestic water and more.

While burning a wood stove indoors can mean many problems, there is an alternative... The Classic outdoor wood furnace from Central Boiler. Also known as an outdoor wood boiler, this Outdoor Wood-fired Hydronic Heater eliminates the problems associated with indoor burning and allows you to get even more benefits from wood heat. This outdoor wood furnace can actually improve the indoor environment in your home or business, while eliminating the time-consuming chore of tending a traditional wood stove.