100 Tips on Protecting the Environment and Saving Energy
From PassREg - Solutions Open Source
Guidelines for private homeowners on ways to maintain, renovate or build their homes in an environmentally-friendly and energy-efficient manner.
More information:
100 tips om energie te besparen (NL)
Rénover et construire: 100 conseils pour respecter l’environnement et économiser l’énergie (FR)
