Nathan Prince wrote:Sourcing materials for a RMH, cabin is 250-300sqft, r-20 walls, r-30 roof&floor, in hardieness zone 3. As a primary heating source, what would be an ideal flue size and bench mass volume. Other than the heat riser and bench mass, the construction will be heavy steel (at least 1/4").
Because common pipe is in whole inches, what consideration should be given to interior diameter through the tubes?
Thomas Holm wrote:ISA is to spec, approx 7,7sqm.
Mass is approx 2000 kg in bricks alone. Add to that cob/clay/stone filling.