Energy renovations are a priority for post-crisis recovery plans, both in France, in the European Union and in the world.1 This urgency can be explained both by its rapidly mobilizable economic potential, its key role for climate policies, and by the importance of the fight against energy poverty in a context of increasing vulnerabilities. While proposals for France’s recovery plans abound,2 the challenge now is to identify the most effective levers for combining economic recovery with scaling-up of highly performant deep retrofits, which is a prerequisite for moving onto a convergent path with France’s national low-carbon strategy.