Things You Should Know

BTU usage is the critical factor. Example: If you are using (1) 20″x20″ coil, that is 140,000 BTU + Domestic Hot Water Heat Exchanger that is 80,000 BTU, then you need a 220,000 BTU furnace Don’t under-size yourself. Better to have a little extra than too small. Talk to your dealer, or our factory, and […]

How The Furnace Works The firebox is surrounded by water. That hot water is pumped (by a small pump located either on your furnace or in your house) through a pipe loop to the heat exchanger in front of your blower fan. The blower fan blows the radiated heat from the hot water into your

Your furnace is capable of heating your hot water for your home. We suggest one of these two methods. Order your furnace with a copper coil on the inside to which you hook your hot water line. ~OR~ Install a separate heat exchanger near your hot water heater in your house.

Opening Your Furnace Door Your furnace is equipped a double latch safety system and 18″ handle. When opening the door the latches will “catch” before completely opening. If you burn only approved materials, you should never have any “blow back” when you open the door. It is unlikely in the Earth Furnace to ever have

Only Burn Approved Materials Caution! Never burn materials which are not approved for your furnace. Residential furnaces are coal-burning only and Commercial furnaces burn wood only. According to Federal Regulations they must be used for these purposes only. It is prohibited to use a Commercial unit in a Residential application. First, it negates your warranty.

Your new furnace arrives completely wired with plug-in, air bleed valve mounted and thermostat set. We recommend your pump be mounted and wired (for an additional charge.) VIEW PHOTO All you have is 4 connections to make! 1. 1″ Pex outgoing at bottom of pump. 2. 1″ Pex return port at bottom. 3. 1/2″ water

Digital Thermostat Automatic damper Water Filled Valve System Exterior Light One Pump Blower Two ports Customized total packages available with heat exchanger, plate exchanger, second water pump and Insulated Pex line

Burn Time – Facts and Fiction “Burn Time” is a term used to gauge the time your furnace will operate before re-loading it with fuel. Be very careful about deceptive “Burn Time” advertising! The Facts: “Burn Time” is affected by several factors: How many square feet are you heating? Daily temperature variations and fluctuations. Type of

You can calculate the difference between fuel sources with the Energy Cost Calculator, developed by Efficiency Maine. Energy Cost Calculator

No, this unit is not a pressurized system, it is an open system. Capping vent could cause serious damage to the unit and/or personal injury. Capping the vent pipe under any circumstance will void your warranty.