It is important to make informed decision when start designing a sustainable home. Here are some points to consider:

using Passivhaus methodologies can help to reach the highest energy performance and highest comfort without increasing costs. knowing well the site where you want to build since it influences your design and performance form factor: it is the ratio of building envelope area to useable floor area. The higher this number the less efficient the form is.

• fenestration
• orientation of the building to gain heat and avoid over-heating
• keep low embodied carbon

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