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Off the grid, sustainable, efficient energy

Best ever

rocket mass heaters

Matt Walker tiny cookstove build in Portugal

210 replies 32 187 220

rocket mass heaters

RMH in a Tipi

294 replies 13 182 60

alternative energy

The Wheaton Eco Scale

296 replies 8 32 74

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

620 replies 14 969 136

conservation

the solutions are embarrassingly simple

271 replies 14 11 57

rocket mass heaters

Rocket stoves in Greenhouses , our own forum topic

395 replies 21 102 22

rocket mass heaters

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

451 replies 7 213 70

alternative energy

It is 2025 and incandescent is still better than LED

216 replies 14 17 24

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

283 replies 14 85 4

conservation

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

4 27 46

rocket stoves

double chamber cob oven plans - download

2 17 5

bicycle

Show Us What You Are Hauling On Your Bike

124 replies 5 92 96

rocket mass heaters

portable rocket mass heater

189 replies 8 20 3

rocket stoves

Ernie and Erica Wisner's Rocket Mass Heater Everything Combo

38 replies 29 3

rocket mass heaters

beautiful rocket mass heaters

54 replies 2 32 24

conservation

drying clothes - how not to smell like mildew - maybe it's the washing machine's fault?

76 replies 2 3 16

solar

Solar Dehydrator Plans - Combo Package download

56 replies 6 32 9

rocket mass heaters

using metal in the burn tunnel and heat riser

92 replies 5 29 31

More »
Best this year

rocket mass heaters

New Build First Generation Batchbox 6" Double Brick Bell

43 replies 82 71

rocket mass heaters

The big hole in RMH information resources - and a suggested fix

68 replies 3 44

rocket ovens

Cob and brick oven with rocket technology

41 replies 36 66

rocket stoves

The Big thread of Tiny Stoves

50 replies 11 1 12

rocket stoves

Smelting Steel from iron ore

47 replies 10 25 26

transportation

TRAINS! do you travel on them?

45 replies 2 13 16

rocket mass heaters

shorty core replacing bbr with sidewinder

110 replies 1 26 10

rocket mass heaters

Rebekah's 8 inch RMH

43 replies 43 50

rocket mass heaters

Help me understand the flaws: RMH, mass under the kitchen table

48 replies 1 16 45

rocket mass heaters

Out with the old RMH

23 replies 50 21

rocket mass heaters

At Last. My RMH Is a Reality

28 replies 21 18

rocket mass heaters

First flights of the Studio Dragon

13 replies 33 31

rocket mass heaters

Rebuilding and remodeling the Shop Dragon

17 replies 64 26

rocket mass heaters

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

32 replies 2 28

rocket mass heaters

I made the rocket stove into a product that can be mass-produced

49 replies 25 19

rocket mass heaters

I want to build an RMH, but I do not know how!

13 replies 6 21

alternative energy

Staying warm in winter (inside)

28 replies 1 1 10

rocket mass heaters

Poor man's poll - alternate name for RMH

89 replies 2 1 11

rocket mass heaters

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

13 replies 8 23

rocket mass heaters

New here, first post, I have been researching all different designs, and I came up with my own.

58 replies 11 9

More »
Most recent

rocket mass heaters

Uncle Mud's Alabama Tiny House Rocket Mass Heater

5 hours ago 10 replies 9 1 10

wood burning stoves

Permies Poll: How many cords of wood do you burn a year?

7 hours ago 11 7

biogas

Home Biogas Systems

8 hours ago 13 replies

rocket mass heaters

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

11 hours ago 33 replies 2 28

rocket mass heaters

First flights of the Studio Dragon

1 day ago 13 replies 33 31

solar

The Solar Porch- Passive Solar Retrofit

2 days ago 17 replies 6 7

rocket mass heaters

The magic of a clean burning burning Batchbox stove

3 days ago 3 replies 3

wood burning stoves

What happened to my woodstove?

3 days ago 8 replies 2 1

wood burning stoves

Making Wood Stoves Safe for Pets

4 days ago 40 replies [ 1, 2 ] 4

rocket ovens

"PANIS NOSTER" bread oven/smoker with BBR firebox

4 days ago 10 replies 28 9

wood burning stoves

heating water with 1/2 - 50' copper coil in boiling water open pot

4 days ago 2 replies

hydro

Harris Hydro Stainless steel nozzles

5 days ago 4 replies 6 1

rocket mass heaters

Batch Rocket 7" single bell build.

5 days ago 45 replies [ 1, 2 ] 80 31

rocket mass heaters

6” Batch Rocket with Double-Skin Bell - As-Built Details & Materials

6 days ago 4 replies 1 6

rocket mass heaters

Floor under RMH

6 days ago 5 replies 1

bicycle

Permies Poll: Do you use a bicycle?

1 week ago [ 1, 2 ] 13 17

rocket mass heaters

Paul wants help coming up with a different name for rocket mass heaters

1 week ago 130 replies [ 1, 2, 3, 4 ] 3 36

alternative energy

31 ways to save on winter heating for $30 or less

1 week ago [ 1, 2 ] 1 33 2

rocket mass heaters

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

1 week ago 13 replies 8 23

wood burning stoves

Tlud analog? Easy to make " reactive" furnace \ stove

1 week ago 13 replies 7 2 4

rocket mass heaters

I made the rocket stove into a product that can be mass-produced

1 week ago 49 replies [ 1, 2 ] 25 19

alternative energy

Horvath Patents Allowed Engine To Run On Water Improved Electrolysis Efficiency

1 week ago 5 replies 1

rocket mass heaters

will this j work?

1 week ago 9 replies 2 7

rocket mass heaters

My new tiny house Masonry heater build

1 week ago 15 replies [ 1, 2 ] 32 19

wood burning stoves

First time trying to improve efficiency- any advice welcome

1 week ago 6 replies 1 2 2

rocket mass heaters

Studio dragon gets some bling

1 week ago 5 replies 5 6

solar

Considering upgrading 5 year old offgrid system

2 weeks ago 17 replies 2 5 6

rocket mass heaters

New Build First Generation Batchbox 6" Double Brick Bell

2 weeks ago 43 replies [ 1, 2, 3, 4 ] 82 71

rocket mass heaters

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

2 weeks ago 34 replies 23 2

rocket mass heaters

Shorty Core gets a bell

2 weeks ago 86 replies [ 1, 2, 3 ] 70 59

rocket mass heaters

Bypass ideas

2 weeks ago 4 replies 2 5

wood burning stoves

Interesting new fire method

2 weeks ago 13 replies 2 2 4

rocket mass heaters

Masonry heater build in tiny house

2 weeks ago 16 replies [ 1, 2, 3 ] 65 21

rocket mass heaters

shorty core replacing bbr with sidewinder

2 weeks ago 110 replies [ 1, 2, 3 ] 1 26 10

wood burning stoves

Chimney cleaning

2 weeks ago 25 replies 1 16

rocket mass heaters

Responsible use of Morgan superwool (rockwool)

2 weeks ago 16 replies 1 1 6

solar

Upgrading the house power

2 weeks ago 4 replies 2 3

conservation

making the best of electric heat

2 weeks ago 462 replies [ 1, 2, 3 < ... <10, 11, 12 ] 2 43 20

rocket mass heaters

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

2 weeks ago 5 replies 2 2

rocket mass heaters

Integrating two heating systems

2 weeks ago 11 replies 2 2

solar

Should I connect my inverter to the battery or to the charge controller?

2 weeks ago 27 replies 1 1 2

conservation

Seasonal Insulation for Windows?

2 weeks ago 22 replies 3 6 14

rocket mass heaters

Tiny cabin rocket mass heater photo dump

3 weeks ago 2 replies 14 4

wood burning stoves

Firewood Calculator

6 months ago 7 replies 3

rocket mass heaters

Tiny House Cook Stove and Heater

2 years ago 104 replies [ 1, 2, 3 ] 7 19 28
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energy

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rocket stoves 30145

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biogas 982

biodiesel 538

transportation 3028

bicycle 1869

rocket ovens 2400