Look inside
Flip through a real project
The window-sized solar air heater, laid out for print: the diagram, the materials list, the checklists, and every step.
DIY
Solar
Book
Heat, cool, and power your home with the sun
Page 1 of 14
Click a page, swipe, or use the arrow keys to turn it.
Every guide has the same parts
All 92 projects include
- 01
Diagram
An original drawing of how the build works.
- 02
Materials list
Every part, with quantities and notes on substitutes.
- 03
Cost estimate
A cost range and where the money goes.
- 04
Difficulty and time
The skills it takes and how long it runs.
- 05
Step-by-step build
Numbered steps you can follow at the bench.
- 06
Safety note
The hazards in that build, and when to call a pro.
The hardbound edition
A manual you keep on the bench.
Every guide on this site, set for print with full-page diagrams and worked numbers, in a hardcover that can take sawdust on the bench.
- 01All 92 guides in one hardcover
- 02Diagrams, materials lists, and cost estimates for every build
- 03Worked examples you can check with a pencil
Coming soon
The hardcover is in production. Every guide is free to read here today.