Cozy Heat OG Series Thru-Wall Sauna Stove

Cozy Heat OG Thru-Wall Sauna Stove – Wood-Burning Sauna Heater

A Modern, Elegant Sauna Stove with Convenient Thru-Wall Firewood Loading

Looking for the perfect blend of traditional sauna heat and modern convenience? The Cozy Heat OG Thru-Wall Sauna Stove is designed for those who want an authentic wood-fired sauna experience without the mess of firewood inside the sauna.

Handcrafted in Estonia, where sauna culture is deeply ingrained, this high-performance wood-burning stove provides mild, long-lasting heat, allowing you to ladle water over hot stones for deep, luxurious steam.

With its through-the-wall design, you can load firewood from outside your sauna, keeping the interior space clean and uncluttered. Its sleek trilateral design not only enhances heat circulation but also adds a sophisticated, modern aesthetic to your sauna.

Built with5mm-thick stainless steel, it ensures durability and efficient performance, while burning 25-40% less firewood and producing 6x cleaner smoke emissions.

Whether youre building a luxury spa, backyard sauna, or cabin retreat, the Cozy Heat OG Thru-Wall Sauna Stove delivers superior comfort and efficiency.

Cozy Heat OG Thru-Wall Sauna Stove Features

• Thru-Wall Firebox for a Clean Sauna Interior: Load firewood from outside the sauna, keeping ash and debris out of your relaxation space.
• Elegant Trilateral Design: A modern geometric shape with sleek curves enhances both aesthetic appeal and heat circulation.
• Efficient Wood-Burning Heat: Provides deep, consistent warmth, perfect for traditional steam sauna sessions.
• Heavy-Duty Steel Construction: Crafted from 5mm-thick stainless steel, including a reinforced flame cutter for exceptional durability.
• Fuel-Saving Performance: Burns 25-40% less firewood than comparable sauna stoves, reducing wood consumption and operating costs.
• Eco-Friendly Emissions: Meets strict German BIMSCH certification, ensuring 6x cleaner smoke gases for a healthier sauna environment.
• Compact and Space-Efficient: Designed for minimal safety distances, making it ideal for smaller sauna spaces.
• Two Power Options for Different Sauna Sizes
  • 12kW Model: Heats saunas from 210 to 423 cu. ft.
  • 18kW Model: Heats saunas from 317 to 635 cu. ft.
• Premium Sauna Stone Capacity
  • 12kW Model: Requires at least 265 lbs of stones.
  • 18kW Model: Requires at least 353 lbs of stones.
  • Additional stones are recommended for optimal heat retention and steam production.
• Included: Comes with a chimney pipe, heater body, cleaning hatch, glass door, ash box, and a detailed operation manual for easy setup.

OG Series Thru-Wall Sauna Stove Specifications

Cozy OG Thru-Wall 12 Model:

• Power Output: 12kW
• Sauna Room Size: 210 – 423 cu. ft.
• Firewood Length: Up to 12.99″ (329mm) (please confirm if original specs contain a typo)
• Firewood Diameter: 3.14″ – 4.72″ (80-120mm)
• Weight: 139 lbs (Shipping Weight with Stones: 404 lbs)
• Dimensions: 27.36″ D x 19.60″ W x 27.91″ H
• Safety Distances: 56.09″ front-to-back, 34.05″ left-to-right
• Flue Connection: Top

Cozy OG Thru-Wall 18 Model:

• Power Output: 18kW
• Sauna Room Size: 317 – 635 cu. ft.
• Firewood Length: Up to 15.74″ (400mm)
• Firewood Diameter: 3.14″ – 4.72″ (80-120mm)
• Weight: 199 lbs (Shipping Weight with Stones: 551 lbs)
• Dimensions: 31.69″ D x 22.04″ W x 29.72″ H
• Safety Distances: 60.42″ front-to-back, 40.74″ left-to-right
• Flue Connection: Top

Warranty: 2 Years

Download the Installation and Operation Manual

Experience the perfect blend of modern design and traditional sauna heat with the Cozy Heat OG Thru-Wall Sauna Stove.