Guides5 February 2026
Complete guide: attic floor insulation
Discover how to insulate your attic floor efficiently and 100% free thanks to the Energy Savings Certificates (CAE). Techniques, materials and step-by-step process.
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Blog
Articles, guides and tips on energy efficiency, thermal insulation and the CAE program in Spain.
CAE12 February 2026
What are Energy Savings Certificates (CAE)?
Everything you need to know about the CAE mechanism: how they work, who can benefit and why they allow 100% funded insulation.
Read articleTips19 February 2026
7 tips to improve your home's energy efficiency
From insulation to consumption habits, we give you the keys to reduce your energy footprint and save on your bill every month.
Read articleSavings26 February 2026
How to reduce your heating bill by up to 30%
Heating accounts for up to 50% of household energy spending. We explain how good insulation can significantly reduce your bill.
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Check your eligibility for the CAE program and get 100% free attic insulation.
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