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Off the grid, sustainable, efficient energy

Most recent

rocket ovens

Feasible to help Mumbai bakeries lower emissions from their biophilic wood-fired ovens?

6 months ago 3 replies

rocket mass heaters

Dressing up the Dragons for the holidays

6 months ago 3 replies 9 8

rocket mass heaters

Erica and Ernie's link not good

6 months ago 1 reply 1

alternative energy

Geothermal/thermal battery/wicking biocell

6 months ago 0 replies

conservation

New house, Texas, 1/3 acre

6 months ago 32 replies 26 5

rocket mass heaters

Lightweight Rocket Mass Heater Mediterranean Climate

6 months ago 59 replies [ 1, 2 ] 45 39

rocket mass heaters

Shorty sidewinder, 200 mm (approx. 8") system, lots of mass

6 months ago 27 replies 2 40 34

rocket mass heaters

Transforming a Fireplace into a Splendid Rocket Mass Heater

6 months ago 17 replies 24 27

alternative energy

Heat for Dummies Flow-chart: Function--heating; which cool gadget should I actually use?

6 months ago 37 replies 2 9

rocket stoves

Kelly Kettle boil water time.

6 months ago 32 replies 5 5 10

biodiesel

Welcome Bob Armantrout author of Backyard Biodiesel

6 months ago 19 replies 1 2

rocket mass heaters

Any Good Rocket Mass Heater Shorts? (Youtube, Instagram, TikTok, Etc)

6 months ago 12 replies 3 4 1

alternative energy

Stan Meyer Hydrogen Generators And Patents

6 months ago 5 replies

rocket mass heaters

Chimney

6 months ago 5 replies 5

rocket mass heaters

compact 6" RMH hybrid with cook top and dutch oven

6 months ago 284 replies [ 1, 2, 3 < ... <6, 7, 8 ] 14 85 4

rocket mass heaters

Electricity Generation with RMH -

6 months ago 28 replies 1

rocket mass heaters

Alternative fuel source, a lot of old paper, what to do??

6 months ago 13 replies 3

rocket mass heaters

Long time lurker, first time poster in need of assistance: Dome House

6 months ago 40 replies [ 1, 2 ] 23 2

wood burning stoves

Stove for a bomb shelter

6 months ago 36 replies 46 17

rocket mass heaters

possible shelf sealing RMH outlet.

6 months ago 0 replies 1

rocket stoves

Rocket cook stove - oven question

6 months ago 6 replies 4

alternative energy

Can Yard Grass Be Turned Into Burnable Logs or Grill Pellets?

6 months ago 5 replies 2

rocket mass heaters

DSR2 Batch box in Nova Scotia

6 months ago 18 replies 6 14

solar

Considering upgrading 5 year old offgrid system

6 months ago 24 replies 5 6 7

rocket mass heaters

Alternative Heating - Climate Considerations

6 months ago 4 replies 4 4

solar

DIY LiFePO4 battery assembly from cells: Battery Management system (BMS) question.....

7 months ago 15 replies 7 9

rocket stoves

door air inlet and outlet

7 months ago 1 reply 1 1

conservation

Composter heating

7 months ago 53 replies [ 1, 2 ] 1 8 31

rocket stoves

Is Ceramic Wool the same as Ceramic Fiber Insulation

7 months ago 1 reply 1

rocket mass heaters

Is there such a thing as a hybrid RMH?

7 months ago 11 replies 2 4 14

wood burning stoves

Introducing the Firestorm Apparatus

7 months ago 0 replies 7

rocket mass heaters

Uncle Mud's Alabama Tiny House Rocket Mass Heater

7 months ago 12 replies 9 1 10

rocket mass heaters

Tight space. how to heat

7 months ago 10 replies 2

biogas

Home Biogas Systems

7 months ago 15 replies 1

wood burning stoves

Old Blaze King KFF-403

7 months ago 31 replies 5 1

rocket mass heaters

Airframe Construction Shorty Core

7 months ago 38 replies [ 1, 2, 3, 4 ] 35 30

rocket mass heaters

Outside Air for RMHs? Not necessarily.

7 months ago 7 replies 1

rocket mass heaters

Novel, simple, safe idea for a hydronic mass radiant heater (not rocket-y)?

7 months ago 6 replies 3

rocket mass heaters

Carbon Footprint of all forms of heat

7 months ago 4

rocket mass heaters

combo passive solar thermosiphon + rocket stove water heater design

7 months ago 14 replies 4 2

solar

Baby steps in the basement: Sizing 48V inverter/charger for furnace and well-pump back-up.

7 months ago 4 replies 1 1

rocket mass heaters

can you turn a kiva fireplace into a rocket mass heater?

7 months ago 8 replies 2 2

rocket mass heaters

Design help needed for RMH fitment.

7 months ago 10 replies 3 3

rocket mass heaters

typical temperatures inside rocket mass heater

3 years ago 8 replies
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energy

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rocket ovens 2453