23 Sep 2015 TheOwnerBuilder

TOB 191 October/November 2015

The Owner Builder 191 October/November 2015 is on sale nationwide from 29 September 2015.

This issue includes a peaceful bush hut retreat in Tasmania, rocket mass heaters, a solar home in NZ built with recycled materials, owner builder regulations and much more… See the website for more details.

The extract article this issue is about rocket mass heaters and rocket stoves. The full article can be viewed on our website: ‘Rocket mass heaters‘, as well as in the sample issue extract. The images from the article are included below.

Recycled firebricks and flue pipe.

Shaping cob around flue…

…insulation held in place with chicken wire.

First coat of render complete and drying, ready for first firing.

Small diameter wood is inserted at the bottom…

…the vertical section…

… acting to move the heat up…

… to the cook surface.

Rocket stoves are used to cook on or heat water with.

Rocket mass heaters are wood burning space heaters used for heating internal spaces.

A metal barrel is placed over the top of the riser to force the heat downwards into a large storage thermal mass…

… usually a cob seat.

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