Furnaces
For any questions or to purchase a Earth Outdoor Furnace call:
417-926-4136
SELECT MODELS IN STOCK
Products
There is an Earth Outdoor Furnace to fit your needs
Choose from one of 4 hydronic, outdoor heaters and one forced air model.
Perfect for smaller homes, mobiles, modulars, shops, etc.
120 Gallon Tank, Approx. 140,000 BTU
We also offer a Forced Air model, the Bear Cub 305-FA. Like the Bear Cub 305, this model would apply to smaller homes, shops, mobiles and trailers and uses forced air to warm spaces.

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Bear Cub 305
Perfect for smaller homes, mobiles, modulars, shops, etc.
- Outside Dimensions – 48″L x 40.5″W x 75.5″H
- Firebox – 3/8″ Thick
- Burn Area – 30″ l x 30″ h
- BTU – 140,000 approx.*
- Water Tank – 120 gallons
- Insulation : R-23 – R-29 + Solarguard
- 20″ x 20″ Access Door w/ NO Ash Door or Grate System
- Forced Air Front Door Damper System
- Forced Air option is available
- All of the features of the other Earth Furnaces, but on a smaller, more affordable scale
- Available in Black Corrugated Aluminum
- Includes 1 Taco 3 Speed Pump Installed; 1 Blower with Blower Cover; 1 Grounding Rod and Start up treatment with testing kit

Rancher 365
Great furnace for your average size home.
- Weight – 1,830 lbs.
- Firebox – 1/2″ Thick
- Burn Area – 36″ l x 36″ h
- BTU – 300,000 approx.*
- Water Tank – 235 gallons
- 25″ x 25″ Access Door w/ NO Ash Door & Grate System
- Outside Dimensions: 60″L x 51″W x 92″ H
- Insulation: R-23 – R-29 + Solarguard
- Forced Air Front Door Damper System
- Forced Air option is available
- Digital Read-Out Thermostat
- 25 Year Limited Warranty
- Available in Black Corrugated Aluminum
- Includes 1 Taco 3 Speed Pump Installed; 1 Blower with Blower Cover; 1 Grounding Rod and Start up Treatment with testing kit
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Woodsman 405
A great model for your above average size home.
- Weight – 1,960 lbs.
- Firebox – 1/2″ Thick
- Burn Area – 40″ l x 36″ h
- BTU – 355,000 approx.*
- Water Tank – 300 gallons
- 25″ x 25″ Access Door w/ NO Ash Door & Grate System
- Outside Dimensions: 72 1/2″L x 51″W x 92″ H
- Insulation: R-23 – R-29 + Solarguard
- Forced Air Front Door Damper System
- Forced Air option is available
- Digital Read-Out Thermostat
- 25 Year Limited Warranty
- Available in Black Corrugated Aluminum
- Includes 1 Taco 3 Speed Pump Installed; 1 Blower with Blower Cover; 1 Grounding Rod and Start up Treatment with testing kit.

Mountain Man 505
Great model for larger homes & multiple applications.
- Weight – 2,210 lbs.
- Firebox – 1/2″ Thick
- Burn Area – 48″ l x 36″ h
- BTU – 400,000 approx.*
- Water Tank – 315 gallons
- 25″ x 25″ Access Door w/ NO Ash Door & Grate System
- Outside Dimensions: 72″L x 51″W x 92″ H
- Insulation: R-23 – R-29 + Solarguard
- Forced Air Front Door Damper System
- Forced Air option is available
- Digital Read-Out Thermostat
- 25 Year Limited Warranty
- Available in Black or Corrugated Aluminum
- Includes 1 Taco 3 Speed Pump Installed; 1 Blower with Blower Cover; 1 Grounding Rod and Start up Treatment with testing kit

Bear Cub 305-FA
Perfect for smaller homes, mobiles, modulars, shops, etc. this forced-air furnace is built tough and made to last just like our other furnaces.
- Outside Dimensions – 38″L x 38″W x 53″H
- Door – 20″ x 20″ H.D. barrel hinged, double safety latch with handle
- Firebox – 3/8″ Thick
- Burn Area – 30″ l x 30″ h
- BTU – 140,000 approx.*
- Insulation – 1200 degree and the finest in the industry
- 20″ x 20″ Access Door w/ NO Ash Door or Grate System
- Framework – 14 gauge steel
- Hot air chamber – 3/8″ Thick Firebox surrounded by 16 gauge Air Chamber
- Forced Air Front Door Damper System – activated by your thermostat in the house, it “fires up” your furnace when called for otherwise shutting air flow off saving you fuel
- All of the features of the other Earth Furnaces, but on a smaller, more affordable scale
- Includes 1 Taco 3 Speed Pump Installed; 1 Blower with Blower Cover and 1 Forced Air Blower
Watch the Earth Outdoor Video
We’ve put together a video which explains how the outdoor furnace works. This will help to answer many questions you might have. Also, check out the FAQs page for more details.