Free resources
Our toolbox
Free, hands-on simulators and studies to understand energy renovation and get moving.
Energy assessment
Get energy renovation recommendations for your home.
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Heatwave: when to close the shutters?
Your house in 3D, the indoor temperature simulated hour by hour, and the best moment to close each shutter and air the rooms.
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3-30-300
3 trees, 30% canopy, a park within 300 m
Heatwaves and green inequality
French regions measured against the 3-30-300 rule: our study on access to trees and to cool air.
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The magic factor
France can be decarbonised without touching a single radiator.
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Heat pump vs fossil-fuel boiler
What if a heat pump paid for itself in your region? Change one parameter and see the impact right away.
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Thermal resistance (R) calculator
Build your wall layer by layer: base materials and, if needed, a stud frame with insulation in between.
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Reveal your expertise
One demo, and you see your expertise proven.
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