Compost water heater / Guides

The Methane Midden compost water heater that surpassed its goal on kic
Plumbing and water heaters

Compost pile hot tub water heater

...water through a giant compost pile, it was brought from 7 °C to a blistering 62 °C. Not much more needs to be said that the video doesn't say. We love seeing st...

Thermal batteries for passive solar design
Efficient home design

Thermal batteries: how to passively store heat

...water. So while water may not be the best material to store heat, it certainly is the most affordably priced and easily accessible. The Cp value referred to i...

Snowboarder, Mike, Basich's, off-grid cabin in the woods with hot tub
Tiny house

Off-grid tiny house in the heart of the Sierras.

...water for the mortar was hand-gathered and he hand-mixed the cement that would eventually hold together approximately 175 tons of rock. Once his cabin was com...

Search...