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Cookstove & Masonry Heater Hybrid Plans

Original price was: $125.00.Current price is: $110.00.

You can use the amount you pay for your plans as a credit your hardware purchase!

This plan set describes a single clean-burning masonry heater that can heat, cook, bake and provide hot water for a small home, cabin or ADU!

The plan currently include 10 pages of drawings, including:

  • 3D Concept Drawings.
  • Plan for laying out the project.
  • All of the important sections necessary to understand and build the project.
  • Ideas for variations.

In the next couple of weeks it will be updated with all of the most recent drawings and a materials list. As the project gathers more momentum and additional information is added to the plans, the price will go up.

Please support this project, including combustion and clearance to combustible studies, by becoming a Hybrid Cookstove Masonry Heater supporter.

Your purchase will entitle you to all updates for at least 1 year after purchase. You will receive update notifications by email for new downloads.

Category: Brand:

Course by course drawings are coming in the next couple of weeks – possibly next week.
Please support this project and further design and testing by purchasing this product.

Creating a clean burning unit is a top priority in our design work. Simply putting a cooktop on top of a firebox can often lead to overpowering the cooktop while trying to load the masonry with heat. One of the innovative features of this design is a smoke valve which is used to switch between two completely different flame paths in the firebox. The combination of air coming in from the door as well as the grate allows for adjustment of both primary and secondary air in each configurations resulting in a very clean burn. This design draws on both contemporary masonry heater, batch box and rocket mass heater design.

What is the footprint of this project?

How much space can the Cookstove & Masonry Heater Hybrid heat?

This design is optimal for a 600-1000 sq. ft. living space although the actual heating load depends a lot on how well insulated the building is and on how much fuel is used daily.

Your Purchase Fuels Further Improvement!

We stand by our design work AND there is a lot that still could be added to improve the documentation. By purchasing these plans, you will also be supporting the project and you will also receive updates as they are made. Planned improvements include addition of materials list, additional general project documentation, 3D step-by-step drawings.

Hardware for this project

You can purchase all the hardware you need for this project as a single discounted bundle.

Product Support

You will receive the drawings as a download link on your purchase receipt. Any issues with trying to purchase the plans can be addressed using our contact form. Support inquiries regarding design and construction should be made and will be answered in the forums.

Workshops

We are hoping to offer at least one workshop in 2026 on how to build this unit.  Please make sure that you are on our mailing list to receive workshop updates.

Disclaimer

The drawings are provided for conceptual purposes only. Individual builder responsibility and all local building codes apply.

Knowledge and experience with both masonry and masonry heater construction is necessary to successfully build this unit. For a skilled refractory mason, these drawings will provide the information necessary to build the project. For all others, purchasing these plans will provide planning documentation, further your education and allow for collaboration with a skilled builder.

Apprenticeship

If you are interested in apprenticing to be a masonry heater builder, make sure you are on our mailing list and also contact the Masonry Heater Association of North America to find a skilled mason near you that can teach you the trade. It is an exciting industry that combines cutting edge design and mechanical engineering with applied hands-on installations which warm people’s homes and create

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