image01What is a Masonry Heater?

A masonry heater allows you to heat your home with wood in a unique way.

The main thing that distinguishes a masonry heater is the ability to store a large amount of heat. This means that you can rapidly and cleanly burn a large charge of wood without overheating your house. The heat is stored in the masonry thermal mass, and then slowly radiates into your house for the next 18 to 24 hours.

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Membership Application/Renewal and Annual Meeting Agenda

  • Follow these new links to complete the 2014 application, optionally register for the Annual General Meeting, and view planned activities for the annual meeting.


  • Take a coast-to-coast tour of masonry heater installations by North America’s best heater masons.

Online Member Directory

  • Find a heater mason or oven builder near you. Look for a certified heater mason.  Find a manufacturer.

Heater Mason Education & Development (HMED) Program

2014 Annual Meeting Dates and Draft Schedule Announced….


  • The heater mason’s e-zine

The Brick Oven Page

  • Brick Ovens are getting very popular. Some manufacturers are MHA members, and numerous MHA members build them.

Photo Report of 2013 Annual MeetingP1090262b

MHA Design/Build Award Winners

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MHA Media Page

Projects Page

  • 19 hands-on heater and bake oven workshops

The MHA Heater Plan Portfolio

  • MHA has designed, built and tested seven masonry heater plans which are now available for purchase

Best Technical Articles and Discussions

  • Discussion of masonry heaters, facings, ovens, chimneys, foundations, hot water, refractories, theory & testing.

Masons on a Mission

Firewood Life

  • by Hikari Fukazawa

The Library

  • Masonry heating
  • Wood combustion science
  • Sustainable construction

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