Insulation & energy renovation
External thermal insulation, roof insulation and RGE solutions to improve the comfort of your home.
How we support you
DecoSev supports you with your insulation work to improve the comfort of your home and reduce heat loss.
External insulation, roof insulation and RGE solutions: we work on the building envelope, in coordination with the other work on your project.
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What we carry out
- External thermal insulation (ETICS) with finishing render
- Roof and attic insulation
- Interior wall insulation
- Treatment of sensitive points in the envelope: junctions and window surrounds
- Replacement of exterior joinery
- Façade work associated with insulation
Got a project? Let’s talk.
Tell us what you need and let’s discuss your renovation or building project.
Yvelines · Île-de-France