- The system(s) may not work for all projects and design choices.
- Effective design decisions are still required.
- Space is required to transport manufactured modules or components to their site.
- Affordability may be an issue, particularly for smaller projects; increased production volumes on larger projects should offer greater affordability.
Excerpt from “How to build a Passivhaus: Rules of thumb”, chapter by Kym Mead, Passivhaus Trust, April 2015.