• "Our electric bill went from $457 in January to $112 in February with our Earth Outdoor Furnace!"
  • "Wow! It's one of the best decisions we've made!" - Missouri
  • "Not very often that you buy something and it exceeds your expectations."
  • "It is currently 76 degrees in our 'leaky/old' house and it is 16 degrees outside. What a blessing!"
  • "We purchased 2 furnaces last fall…best decision we’ve ever made!" - Missouri
  • "We heat our Home & Office with an Earth Furnace. Great Product!" - Norwood, MO
  • "We are loving our Earth Outdoor Furnace. It is a wonderful warm heat. You did a great job in building the furnace." – Kittrell, NC
  • "We are really, really enjoying our Earth Outdoor Furnace!" – Missouri
  • "Just wanted to pass along that we are thrilled with the performance of our Rancher 365 series furnace."
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The Earth Outdoor Story

We offer a safe, efficient outdoor coal-burning furnace that can fulfill all of your heating needs.

NEW! Demonstration Videos

In these videos, an overview of the Earth Outdoor Furnace, pump installation and maintenance are demonstrated.

Log-Sided-Rancher365-thumbRancher 365 Series

Earth Outdoor Coal-Burning Furnaces

When you compare their worth...you'll buy an EARTH! Join the ranks of completely satisfied users of Earth Outdoor Coal-Burning Furnaces. The Earth 1/2" Thick Firebox and sturdy construction will provide safe, reliable heat to your home for years and years to come.

We offer a safe, efficient outdoor furnace that can fulfill all of your heating needs. Earth Outdoor manufactures and distributes outdoor coal-burning furnaces which are hydronic heaters and can heat multiple types of buildings as well as hot tubs and pools, greenhouses, domestic water and much more.

Earth Outdoor Commercial Wood Burning Furnaces

  • Earth offers 6 models, 2 styles:
    1. Ash-Drop - 2 Door, Commercial Wood-Burning models 400, 500
    2. Open System - 1 Door, Commercial Wood-Burning models 305, 365, 405, 505
  • Earth also manufactures a forced-air furnace, the Bear Cub 305 FA.
  • The water tank is 10 gauge (1/8" thick.) Nothing is made light or cheap in an Earth Furnace.
  • The Earth Cylinder Firebox is 1/2" Thick (not "almost" as some advertise). Most other companies use 1/4" thick. Earth is twice as thick!
  • The Earth Furnace has a Heavy Duty door hinge to prevent warping.
  • The weight of a furnace is the #1 issue you should compare. What do comparable BTU's weigh?

Find Out More - See Models

Klear Sky 400 EPA Qualified Outdoor Coal FurnaceKlear Sky Series KS400

Introducing the KLEAR SKY SERIES from EARTH

Earth Manufacturing originated from the concept to provide professional grade, simply designed, efficient and affordable solutions to theHydronic Boiler Industry. Earth Outdoor Furnaces is the first and only outdoor coal-burningfurnace manufacturer to offer an Integrated Emission Control Technology which meets or exceeds the EPA Phase 2 Qualification for overall furnace efficiency and reduced emissions.

EPA Hydronic Heaters Program

Earth Manufacturing is proud to be a member of the EPA's Voluntary Hydronic Heaters Program. The goal of this program is to work with manufacturers of Outdoor coal-burningFurnaces, Outdoor Hydronic Heaters and Outdoor Boilers to produce furnaces/boilers that are 90% cleaner burning than older models and are fully EPA Phase 2 Qualified.

Technology for the Future!

Learn More about KLEAR SKY EPA Qualified coal-burningFurnaces