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Off the grid, sustainable, efficient energy

Best ever

rocket mass heaters

RMH in a Tipi

283 replies 10 166 53

rocket mass heaters

How to make your Rocket Stove more "rockety"

73 replies 1 5 2

conservation

the solutions are simple

227 replies 13 9 52

rocket mass heaters

Better Wood Heat: DIY Rocket Mass Heaters (4 DVD Set)

84 replies 2 41 37

alternative energy

The Wheaton Eco Scale

234 replies 3 23 17

rocket mass heaters

compact 6" RMH hybrid with cook top and dutch oven

281 replies 14 86 4

conservation

Going poo-less: No Shampoo/Soap in the Shower

267 replies 2 8 14

rocket mass heaters

Rocket stoves in Greenhouses , our own forum topic

377 replies 20 91 11

rocket stoves

double chamber cob oven plans - download

24 replies 12 5

conservation

making the best of electric heat

417 replies 2 35 3

rocket mass heaters

Advice on a RMH build in Hokkaido Japan

419 replies 6 563 72

rocket mass heaters

using metal in the burn tunnel and heat riser

70 replies 5 17 24

rocket stoves

First Rocket stove heats water with pics

122 replies 11 6 3

alternative energy

It is 2020 and incandescent is still better than LED

156 replies 11 16 10

wood burning stoves

Ash - the best wood to grow for firewood?

52 replies 2

rocket mass heaters

portable rocket mass heater

189 replies 8 20 3

rocket mass heaters

Ernie and Erica Wisner's Rocket Mass Heater Everything Combo

26 replies 26 3

solar

Solar Food Dryers?

89 replies 5 26 7

rocket mass heaters

Better Wood Heat: DIY Rocket Mass Heaters 8-DVD Set as HD instant view

7 40 3

rocket stoves

beautiful rocket mass heaters

36 replies 1 21 4

More »
Best this year

rocket mass heaters

Advice on a RMH build in Hokkaido Japan

419 replies 6 563 72

rocket mass heaters

Rocket stove driving underfloor heating?

87 replies 6 1 26

alternative energy

Is pedal power cleaner, more durable, with less environmental impact than solar or wind?

37 replies 5 6 17

conservation

Window quilts (or other window insulation solutions) for Allerton Abbey (Wofati 0.7) at Wheaton Labs

50 replies 10 16

bicycle

E-bikes - thoughts, opinions?

45 replies 1 9 14

solar

In these times we live in, how important is it to be off grid?

59 replies 3 20

conservation

Storing Water - for the hurricane, earthquake, or in case the well runs dry

42 replies 3 23

rocket mass heaters

J tube to Batch Box Conversion

63 replies 8 39 18

transportation

Living aboard a sailboat

72 replies 6 2 24

rocket mass heaters

Admitting I "Might" be aging...

30 replies 15 14

solar

Sneaky solar - renters solar

43 replies 1 3 17

conservation

Living with no AC

52 replies 1 4 16

rocket mass heaters

Glass top range teardown

25 replies 15 16

rocket mass heaters

List of Rocket Mass Heater Builders

2 21

conservation

What Green Burial Techniques Are Out There? What Would You Want?

30 replies 5 1 16

conservation

What is "Appropriate Technology"?

17 replies 2 8

biodiesel

Using a listeroid engine as an off-grid co-gen plant.

76 replies 5 6 6

solar

Looking at options (help, I don't understand anything about off grid electricity)

46 replies 2 1 13

transportation

Living without a car

22 replies 8 11

alternative energy

Can I burn olive oil in my oil lamps?

8 replies 2 4 2

More »
Most recent

alternative energy

New TreeYo EDU Article: Water Heating: Appropriate Technology Chapter

1 month ago 0 replies 3

rocket mass heaters

RMH Smoke Output

1 month ago 20 replies 8 3

rocket mass heaters

Pellet stove add on

1 month ago 8 replies 1 2 1

rocket mass heaters

Cobbing my RMH in the winter

1 month ago 8 replies 4

solar

Anyone running a "normal" household on solar?

1 month ago 26 replies 4

rocket mass heaters

Another newbie question?

1 month ago 4 replies 5 1

biogas

Biomass: Digestor/Reactor vs Gasifier Efficiency

1 month ago 3 replies

transportation

Idea: Stirling-electric motor for electric vehicles?

1 month ago 2 replies 1

rocket mass heaters

Rocket Mass Heater Space

1 month ago 1 reply

rocket mass heaters

tiny house rocket mass heater: the cyclone batch style

1 month ago 66 replies [ 1, 2 ] 6 30 17

solar

Solar controller that can recover from loss of power.

1 month ago 6 replies

hydro

Water Wheel Advice in Portugal!

1 month ago 5 replies 4

hydro

is my water wheel too small?

1 month ago 13 replies 1 1 2

solar

Battery Bank Life Span

1 month ago 32 replies 1 1

rocket mass heaters

First RMH build questions

1 month ago 7 replies 4 1

rocket mass heaters

A simple and easy to understand book about Rocket Mass Heaters is IMHO key and center

1 month ago 1 reply 2

rocket mass heaters

help for rocket mass heater-work in progress

1 month ago 2 replies 9

alternative energy

Energy efficiency

1 month ago 6 replies 2

rocket mass heaters

Wood Species used in RMH

1 month ago 13 replies 1 3

rocket stoves

Dimensions for small metal rocket stove

1 month ago 10 replies 5 2

conservation

how to cut 90% off your electric heat bill in 2020 - with microheaters

1 month ago 30 replies 1 6 5

rocket stoves

Should we buy this 1.25" (31mm) stainless steel coil to heat an outdoor tub?

1 month ago 16 replies 1

rocket mass heaters

External side winder batch box combustion unit with glass walls

1 month ago 14 replies 2 3

rocket mass heaters

RMH built in basement. Will it radiate upstairs?

1 month ago 38 replies 1 14 7

alternative energy

Is pedal power cleaner, more durable, with less environmental impact than solar or wind?

1 month ago 37 replies 5 6 17

rocket mass heaters

Not getting the heat I expected

1 month ago 15 replies 9 1

solar

Thermal solar collector panel

1 month ago 12 replies 7 8 12

solar

Solar thermal powered air to air heat exchanger.

1 month ago 1 reply 2 1

rocket mass heaters

wax/phase change materials buried in the bench

1 month ago 4 replies

rocket mass heaters

Is burning dead wood a good idea?

1 month ago 9 replies 1 3

solar

Solar Heater Box from Skylight?

1 month ago 3 replies

conservation

reducing space heating by instead wearing heated apparel

1 month ago 31 replies 2

conservation

My new electricity-saving trick

1 month ago 6 replies 1

rocket mass heaters

Cobbling up a workshop heater. With cooktop, and oven, 4 tons mass. 220mm batch.

1 month ago 45 replies [ 1, 2 ] 1 98 8

bicycle

E-bikes - thoughts, opinions?

1 month ago 45 replies [ 1, 2 ] 1 9 14

rocket mass heaters

Advice on a RMH build in Hokkaido Japan

1 month ago 419 replies [ 1, 2, 3 < ... <9, 10, 11 ] 6 563 72

rocket ovens

Double chamber cob oven - Key proportions?

1 month ago 1 reply 1

alternative energy

Treadmill, bicycle, or exercise wheel electric generator

1 month ago 2 replies

rocket mass heaters

Is there an "attractive" book about the advantages of rocket (mass) heaters?

1 month ago 13 replies 4 3

alternative energy

Treadmill motor to charge batteries

1 month ago 11 replies 1 2

conservation

1 Heat Pump for Space Conditioning+Hot Water

1 month ago 13 replies 2

wood burning stoves

Increase wood stove efficiency with Intensifire

1 month ago 28 replies 3

conservation

many techniques to reduce heating costs

1 month ago 18 replies 1 2

solar

Solar Panels Projects Step by Step Calculations

1 month ago 1 reply 1

rocket stoves

Portable Rocket Space Heater

1 month ago 9 replies
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Forums
energy

conservation 4529

wood burning stoves 10223

rocket stoves 26858

rocket mass heaters 27328

solar 7102

hydro 1624

wind 892

biogas 869

biodiesel 444

transportation 1757

bicycle 1129

alternative energy 14520

rocket ovens 1314