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Off the grid, sustainable, efficient energy

Best ever

rocket mass heaters

Matt Walker tiny cookstove build in Portugal

220 replies 32 187 233

rocket mass heaters

How to make your Rocket Stove more "rockety"

85 replies 2 4 4

rocket mass heaters

Advice on a RMH build in Hokkaido Japan

623 replies 14 969 141

rocket mass heaters

Rocket stoves in Greenhouses , our own forum topic

396 replies 21 103 23

rocket mass heaters

Are you interested in building a rocket mass heater? What is holding you back?

188 replies 1 29 228

rocket mass heaters

RMH for Dummies! Please help guide me through my first build!

451 replies 7 213 71

conservation

It is 2026 and incandescent is still better than LED

218 replies 15 18 25

conservation

making the best of electric heat

462 replies 2 43 20

rocket mass heaters

compact 6" RMH hybrid with cook top and dutch oven

284 replies 14 85 4

bicycle

Show Us What You Are Hauling On Your Bike

125 replies 5 96 98

rocket mass heaters

portable rocket mass heater

189 replies 8 20 3

rocket mass heaters

beautiful rocket mass heaters

55 replies 2 33 28

wood burning stoves

Matt Walker continental stove build

148 replies 97 116

rocket mass heaters

using metal in the burn tunnel and heat riser

92 replies 5 29 31

rocket mass heaters

Greenhouse Rocket Stove

49 replies 2 9

rocket mass heaters

First Rocket stove heats water with pics

122 replies 11 6 3

alternative energy

Building 100 AH LiFePo4 Battery Box

201 replies 3 165 36

rocket mass heaters

are rocket mass heaters "appropriate technology" given the availability of efficient woodstoves?

155 replies 5 5 29

rocket mass heaters

Shorty Core gets a bell

89 replies 70 60

rocket mass heaters

Tiny House Cook Stove and Heater

104 replies 7 19 28

More »
Best this year

rocket mass heaters

Are you interested in building a rocket mass heater? What is holding you back?

188 replies 1 29 228

rocket mass heaters

New Build First Generation Batchbox 6" Double Brick Bell

43 replies 82 76

rocket mass heaters

A Hidden Cost of RMHs!

36 replies 2 9 34

rocket mass heaters

shorty core replacing bbr with sidewinder

121 replies 1 27 11

rocket mass heaters

Heavy Snow, The Smoke Shack takes a direct hit

19 replies 26 36

rocket mass heaters

Kees' cottage rocket

106 replies 2 64 15

rocket mass heaters

Cushions for the rocket bench

34 replies 1 38

rocket mass heaters

8"J-tube with Bell to heat living room and kitchen

44 replies 1 33 47

transportation

What's inside?

21 replies 26 16

transportation

Good Permie Cars...

81 replies 8 2 15

wood burning stoves

Anybody used these Barrel Stove Kits?

20 replies 1 2 25

rocket mass heaters

First flights of the Studio Dragon

13 replies 33 31

rocket mass heaters

Guidance on RMH build in a light wood construction

29 replies 15 31

rocket mass heaters

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

27 replies 2 40 34

rocket ovens

Andalusian Pizza Rocket

17 replies 5 32

solar

Solar panel angle for grid tie vs. summer offgrid vs. yearround offgrid

14 replies 2 1

wood burning stoves

Mini wood-burning cookstove for a tiny house

30 replies 3 23 39

alternative energy

Staying warm in winter (inside)

28 replies 1 1 10

rocket mass heaters

Holding the heat overnight, the importance of shutting off the air flow.

13 replies 8 23

wood burning stoves

Masonry Heater

19 replies 11 27

More »
Most recent

wood burning stoves

How to elevate a fireplace insert and hold it far enough from a wooden floor

13 hours ago 3 replies

alternative energy

Sand battery - thermal mass proto type.

15 hours ago 112 replies [ 1, 2, 3 ] 18 69 11

solar

Running solar wires long distance

16 hours ago 16 replies 1 9

rocket mass heaters

Rocket stoves in Greenhouses , our own forum topic

1 day ago 396 replies [ 1, 2, 3 < ... <8, 9, 10 ] 21 103 23

rocket mass heaters

Batchrocket.eu hacked, progress so far

1 day ago 9 replies 16

wood burning stoves

Outdoor cooking project.

1 day ago 21 replies 3

wood burning stoves

Simple mini woodshed design

1 day ago 8 replies 4 5

rocket mass heaters

Finish Plasters for rocket mass bench

2 days ago 14 replies 5

wood burning stoves

What type of floor protector to place under a wood burning stove?

2 days ago 7 replies

wind

The Wing'dmill - 18 year old design from a fluid mechanics Ph.D

4 days ago 6 replies 1

solar

Solar heat clothes dryer (actual machine, not a laundry line)

4 days ago 0 replies 1 2

wood burning stoves

Walker continental stove and flooring

4 days ago 5 replies 1

alternative energy

Heating water with wood..

4 days ago 2 replies 1 2

alternative energy

Unlimited Fuel In Perpetuity for Free in Theory - ethanol from spirulina

4 days ago 35 replies

wood burning stoves

Matt Walker continental stove build

5 days ago 148 replies [ 1, 2, 3 < ... <7, 8, 9 ] 97 116

alternative energy

Building 100 AH LiFePo4 Battery Box

6 days ago 201 replies [ 1, 2, 3, 4, 5, 6 ] 3 165 36

transportation

Natural Car Storage

6 days ago 9 replies 1 2

rocket mass heaters

6" BBR plunge door and cob bracing

1 week ago 0 replies 2

alternative energy

phase change materials for heat sinks

1 week ago 24 replies

rocket mass heaters

8"J-tube with Bell to heat living room and kitchen

1 week ago 44 replies [ 1, 2 ] 1 33 47

wind

Wind and Windspinners

1 week ago 0 replies

transportation

farm utility vehicle, 3rd iteration

1 week ago 21 replies 2 5 5

rocket mass heaters

Matt Walker tiny cookstove build in Portugal

1 week ago 220 replies [ 1, 2, 3, 4, 5, 6 ] 32 187 233

wood burning stoves

Firewood Tracker

1 week ago 6 replies 1

rocket mass heaters

Are you interested in building a rocket mass heater? What is holding you back?

1 week ago 188 replies [ 1, 2, 3, 4, 5 ] 1 29 228

rocket stoves

Aprovecho Now Builds 6 Inch Rocket Stoves for Cooking

1 week ago 1 reply 1 1

rocket ovens

Update on the rocket kiln?

2 weeks ago 2 replies 1 2

solar

Grid Intertie: Interesting challenge of Net Metering law in Minnesota in the works....

2 weeks ago 7 replies 2

transportation

What the heck vehicle do I get?

2 weeks ago 23 replies 2

rocket mass heaters

RMH in basement

3 weeks ago 2 replies 1

solar

Recommendations for sealing shattered solar panels

3 weeks ago 13 replies 1 3

rocket mass heaters

Batchrocket icw barrel and bench (as a bell)

3 weeks ago 27 replies 16 26

conservation

Cool the person not the space: methods of doing it

3 weeks ago 66 replies [ 1, 2 ] 1 2 24

alternative energy

Hydrogen Augmentation of Vehicle Fuel

3 weeks ago 26 replies 2 5

solar

Solar hot water collector and storage

3 weeks ago 6 replies 7 1

transportation

What is the most fuel efficient car?

3 weeks ago 27 replies 1 4

transportation

best mileage in town driving

3 weeks ago 2 replies 3

rocket mass heaters

Schlieren imaging for rocket mass heaters

3 weeks ago 0 replies 1 2

rocket mass heaters

Rocket Mass Off Season Smell

3 weeks ago 8 replies 1 4

transportation

Car buying

4 weeks ago 13 replies 11

rocket mass heaters

8" J-tube with half barrel bench

1 month ago 8 replies 2 11

solar

What could have been: solar power in colonial India

1 month ago 3 replies 3

bicycle

The right bike for growing old, cargo, versatility, and everything... ;)

1 month ago 11 replies 1 12

wood burning stoves

Masonry Heater

1 month ago 19 replies 11 27

transportation

Alternatives to air travel

3 years ago 13 replies 2
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Forums
energy

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rocket stoves 30249

alternative energy 18745

wood burning stoves 14260

conservation 6904

solar 11763

hydro 2325

wind 1183

biogas 986

biodiesel 557

transportation 3304

bicycle 1920

rocket ovens 2456