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Benjamin Dinkel

Rocket Scientist
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since Oct 01, 2019
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Environmental engineer with a masters in renewable powers using the magic powers of permies.com to learn all about the "rocket" technology and innovate with the fellow rocket scientists.
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Province of Granada, Andalucía, Spain
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Recent posts by Benjamin Dinkel

Hi Claire,

I strongly advice to put the RMH in a room you will be in regularly. To tend to the fire and to enjoy the radiating heat. I don't think the basement is a good option unfortunatley.

Here's the list of professionals that could potentially build a RMH for you:
RMH builders list
3 days ago

Maggie Quinn wrote:My concern was that it wouldn’t form a proper “key” to the lath. I was thinking of possibly stapling the wool (sheep’s) to hold it down a little bit to possibly leave some extra room for the key



I would't compress the insulation. It needs to be fluffly to do it's job.
When you apply the first layer of plaster make sure your plaster penetrates. That is make it somewhat more liquid and actually use pressure while applying.

Did you already install all the lath?
Did you look up what distance the lath usually was installed at?
1 week ago
Hey Maggie.
I don’t think that lime plaster touching the wool (mineral wool or what type is it?) should be a problem either.
And also I think you could have an easier (and cheaper) solution by attaching (split) bamboo rolls or willow rolls (the ones used for shade etc) to the studs. We usually space them 20-30” apart and then plaster over them. First layer of plaster quite liquid in consistency so it penetrates between the bamboo or willow.
Best wishes and keep us updated!
1 week ago
Hey Gerry,
thanks for the answer.

I don’t see any other way. But then there are lots of benches with the chimney at the far end.

When I go check the site on Sunday I’ll keep your idea in mind. I like it.
1 week ago
So I'm still wondering about the usefulness of this "top of the bench" bypass.



I would only gain about 6" height difference between the regular opening into the existing chimney and the "top of bench" bypass opening.

I will go for a T (or other opening) anyways. For inspection and priming. But I'm wondering if the bypass will be useful.
1 week ago
Looking closely at your foto I think I can see a new layer forming. Is that the case?
If yes, it’s definitely still alive. The kombucha might not be as bubbly, but just drink or compost some of it and give it another round of new sweet tea and it’ll probably gain some more vigor.
2 weeks ago
Hey Nancy. Mine has survived at least 3 months at room temperature without food. It took a while to come back to life. So fingers crossed for yours. Don’t give up on it yet!
2 weeks ago
That’s looking great, very clean fitting cuts for the manifold! I’m impressed.
12cm over the riser is fine.
And 8cm should also work. 4cm insulation and 4cm cob, no prob.
What are those curious chimneys in the background?
3 weeks ago
Thanks Glenn. Yes, I was counting with another barrel for scrap cuts.

Does anyone have some insight on the (lack of) the bypass? Is a "top of bench" bypass better than nothing?
If I imagine the flow of the gases, I would say theoretically yes.
3 weeks ago