The Complete Passive House Vault
$97$200
π Volume I: The Heat Files
18 chapters on furnace-free heat: passive solar, thermal mass, earth sheltering, rocket mass heaters, masonry heaters and clean wood stoves, each with a "solid vs. sketchy" verdict.
π Volume II: The Cooling Code
20 chapters on zero-bill cooling: shading, cool roofs, night-flush ventilation, solar chimneys, swamp coolers, earth cooling and more.
π Volume III: The Free Power Files
20 chapters on off-grid electricity with honest numbers: solar, micro-hydro, wind, batteries, inverters and safe wiring. Includes the fraud field guide for "free energy" claims and the bonus Blackout Ledger.