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Off the grid, sustainable, efficient energy
Most recent
solar
All questions about time & measures (distances, length, surface...) for SWater heating
13 years ago
10 replies
solar
dish washers and solar water heaters
13 years ago
1 reply
alternative energy
DIY low power geo cooling or AC
13 years ago
5 replies
1
biogas
NASA trash digester
13 years ago
0 replies
rocket mass heaters
My idea for a RMH
13 years ago
5 replies
rocket mass heaters
Radiant Heat in Camper Floor
13 years ago
2 replies
solar
House System
13 years ago
5 replies
1
rocket mass heaters
What can you tell me about DG (decomposed granite) relative to RMH's?
13 years ago
5 replies
wood burning stoves
I figured this would be the best place....
13 years ago
1 reply
wood burning stoves
Basement applications?
13 years ago
1 reply
solar
Using air as a heat transfer fluid for heating water?
13 years ago
1 reply
solar
solar radiant floor/hot water
13 years ago
3 replies
wood burning stoves
Traditional axe making and wooden lodge construction from Sweden
13 years ago
2 replies
wood burning stoves
Ernie and Erica Wisner - I'm writing an article - would like permission to use images and quote you
13 years ago
1 reply
2
solar
Practicality of solar in northern latitudes
13 years ago
1 reply
solar
Question for Bob: Different Styles of Solar Water heaters?
13 years ago
1 reply
solar
DHW/Space Heating collector/tank size
13 years ago
2 replies
solar
Question for Bob - NABCEP
13 years ago
1 reply
rocket mass heaters
gas stove chimny for rocket stove mass heater
13 years ago
4 replies
alternative energy
Tesla old free energy technology being revived.
13 years ago
1 reply
wood burning stoves
rocket stoves & wood pellets
13 years ago
2 replies
solar
black hose solar collector
13 years ago
3 replies
1
rocket mass heaters
Rocket Mass Heater tweaking
13 years ago
1 reply
13
rocket mass heaters
your designs
13 years ago
0 replies
solar
New house plans & Solar water set up
13 years ago
2 replies
1
rocket stoves
Hi from greece.
13 years ago
1 reply
2
3
conservation
DIY Frdge freezer
13 years ago
16 replies
1
alternative energy
The easy trap of false economies
13 years ago
4 replies
alternative energy
Water From Kites???
13 years ago
0 replies
1
rocket mass heaters
maximum to twist, turns an length of exhaust?
13 years ago
6 replies
biogas
Good link to information about biogas and digesters
13 years ago
2 replies
wood burning stoves
Norway's NRK broadcasts 12-hour wood burning programme
13 years ago
0 replies
rocket mass heaters
Can I build a RMH?
13 years ago
0 replies
rocket mass heaters
Feedback/advice for an upcoming in-floor rocket mass heater
13 years ago
0 replies
rocket mass heaters
Double heat rocket
13 years ago
0 replies
1
rocket mass heaters
Looking for someone to skype about my Mass Rocket Heater for my greenhouse in Japan
13 years ago
2 replies
rocket mass heaters
Mattyry's RMH
13 years ago
1 reply
rocket stoves
rocket stock tank
13 years ago
2 replies
rocket mass heaters
outdoors mass heater
13 years ago
2 replies
rocket stoves
Tiny Rocket stove in truck camper?
13 years ago
10 replies
1
5
rocket stoves
pocket rocket question
13 years ago
0 replies
wood burning stoves
Flue size: 20 x 30 garage
13 years ago
2 replies
wood burning stoves
cool gravity fed thermo controled up draft boiler to enspire you. only just gettting going
13 years ago
0 replies
3
rocket stoves
can any1 make a rocket bath water heater that would filter the water through gravity to use again?
13 years ago
0 replies
wood burning stoves
can any1 make a woodchip gasifier to run demestic gas cooker hob ? would the burnt gas be toxic?
13 years ago
0 replies
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Forums
energy
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6951
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1938
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