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Off the grid, sustainable, efficient energy

Most recent

solar

Edison Batteries

10 months ago 3 replies

rocket mass heaters

Heating with a Masonry stove during shoulder seasons

10 months ago 0 replies 4

solar

Minimalist Solar Thermal Radiant Heating

10 months ago 13 replies 2 5

transportation

The Adult Tricycle

10 months ago 28 replies 7 6

rocket mass heaters

Source for doors for batch box

10 months ago 8 replies 6 1

rocket mass heaters

The Shop Cats

10 months ago 3 replies 3 3

rocket mass heaters

Door lock construction

10 months ago 2 replies 4 3

rocket mass heaters

Identifying Fire Brick

10 months ago 28 replies 2 4

conservation

pedal powered roller-coaster-ish stuff

10 months ago 2 replies 1 2

rocket mass heaters

8" rocket mass heater on my wood floor and juicebox chimney

10 months ago 3 replies

rocket stoves

Maple syrup evaporator

10 months ago 5 replies 3

alternative energy

Stirling engine home made working... with rocket stove design.

10 months ago 1 reply 1 1

rocket mass heaters

RMH length of mass tubing?

11 months ago 17 replies 5 5

rocket mass heaters

Building a rocket mass heater in a yurt

11 months ago 5 replies

rocket stoves

Secondary air for L-shaped rocket stove

11 months ago 5 replies 1 2 1

rocket mass heaters

Should it Burn?

11 months ago 3 replies 1

rocket stoves

Simple rocket stoves for Africa (and beyond)

11 months ago 10 replies 4 1

rocket mass heaters

season extender rocket mass heater - for inside of a greenhouse or .... outside

11 months ago 8 replies 2 15 3

alternative energy

Small Scale CHP Steam Engine System

11 months ago 72 replies [ 1, 2 ] 5 9 1

transportation

Living without a car

11 months ago 55 replies [ 1, 2 ] 14 32

alternative energy

Modern safe advanced steam engines

11 months ago 42 replies [ 1, 2 ] 9

alternative energy

Melvin Heat Engine for Hot Water, Electricity and Heat

11 months ago 0 replies 1 1

rocket mass heaters

Wanting to dip my toes into Rocket Heater grill for outdoor grilling

11 months ago 6 replies 1

solar

Anyone familiar with Schneider Conext SW 2524 230 (PN 865-2524-61),

11 months ago 9 replies 1

hydro

Lithium batteries and hydro power

11 months ago 29 replies 1 1 7

wood burning stoves

Wood/biomass combustion theory books

11 months ago 1 reply

rocket mass heaters

DSR3 Beehive Dome Completed!

11 months ago 48 replies [ 1, 2 ] 1 42 57

alternative energy

Looking for DIY Lamp Oil

11 months ago 29 replies 3 2 11

wood burning stoves

Rocket stove powered radiant floor?

11 months ago 24 replies 1 1

rocket mass heaters

My new shorty core 180

11 months ago 14 replies 7 8

rocket mass heaters

The Rocket Mass Heater Builder's Guide by Ernie and Erica Wisner

11 months ago 10 5 7

wood burning stoves

Modifying the baffle in my Old Fisher Stove

11 months ago 20 replies 1 19 6

wood burning stoves

Wood burning Stove "cushions"

11 months ago 5 replies 1

rocket mass heaters

Cast iron fireplace + hot air ducts X Russian mass heater (kuznetsov) + hot air ducts

11 months ago 1 reply 1

rocket mass heaters

Incinerating cat poo

11 months ago 4 replies

conservation

CFL brightness and longevity claims

11 months ago 163 replies [ 1, 2, 3, 4, 5 ] 1 9 2

rocket mass heaters

Kindling Splitter

11 months ago 5 replies 1

alternative energy

DC to DC / battery to battery step up charger

11 months ago 0 replies

rocket mass heaters

ISO Rocket Mass Heaters in New England

11 months ago 4 replies

rocket mass heaters

looking for rocket mass heater consult in Western New England

11 months ago 2 replies 1

rocket mass heaters

RMH Maple Sap Evaporator?

11 months ago 8 replies 1

rocket mass heaters

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

11 months ago 58 replies [ 1, 2 ] 11 9

rocket mass heaters

can I get 100,000 BTU per hour from an 8" J-tube?

11 months ago 11 replies 1 7 6

rocket mass heaters

Portable RMH that fits in a pickup truck bed?

11 months ago 5 replies

rocket mass heaters

Just how dry is your firewood?

1 year ago 10 replies 4
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Forums
energy

rocket mass heaters 44704

rocket stoves 30224

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conservation 6528

solar 11588

hydro 2310

wind 1169

biogas 984

biodiesel 548

transportation 3121

bicycle 1879

rocket ovens 2414