Insulation in Luxembourg
Find a thermal and acoustic insulation professional in Luxembourg.
Why choose tack.lu?
- Verified and certified craftsmen in Luxembourg
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in Luxembourg
Good insulation is essential for your comfort and energy savings. Our insulation professionals in Luxembourg improve the thermal and acoustic performance of your home.
Indicative prices in Luxembourg
These prices are indicative and may vary depending on the complexity of your project.
| Service | Price |
|---|---|
| Lost attic insulation (blowing) | 20€ - 35€ /m² |
| Converted attic insulation | 50€ - 90€ /m² |
| Exterior wall insulation (ITE) | 120€ - 200€ /m² |
| Interior wall insulation (ITI) | 50€ - 90€ /m² |
| Energy audit | 500€ - 1200€ /package |
How does your project unfold?
The key steps for your insulation work.
Thermal audit
1-2 daysDiagnosis of heat loss through thermography and calculations.
Study and quote
1-2 weeksProposal of suitable solutions with cost estimate and savings simulation.
PRIMe House application
2-4 weeksPreparation of grant application file (mandatory before work).
Site preparation
1 dayProtection of adjacent areas and equipment setup.
Insulation installation
3-10 daysInstallation of insulating materials according to chosen technique.
Finishing and inspection
2-5 daysAir tightness tests and finishing (drywall, coatings, etc.).
Our insulation services
Discover all the work our craftsmen can do for you.
Attic insulation
Insulation of lost or converted attics by blowing or panels.
Wall insulation
Interior insulation (ITI) or exterior insulation (ITE).
Floor insulation
Insulation of ground floors over crawl space or slab.
Acoustic insulation
Reduction of noise disturbances between rooms or from outside.
Roof insulation
Insulation under rafters and flat roofs.
Energy audit
Complete diagnosis of your home's heat loss.
Regulations in Luxembourg
In Luxembourg, insulation is heavily subsidized by PRIMe House: up to 50€/m² for roof insulation, 90€/m² for exterior walls. A prior energy audit by an approved advisor is often required. Materials must achieve minimum thermal resistance (R ≥ 4.5 for attics, R ≥ 3.7 for walls) to be eligible for grants.
Mistakes to avoid
Common pitfalls for your insulation work.
- 1 Neglecting air tightness (thermal bridges)
- 2 Forgetting to treat thermal bridges (windows, wall/roof junctions)
- 3 Choosing insulation unsuitable for Luxembourg climate
- 4 Not ventilating properly after insulation (condensation risk)
- 5 Forgetting to apply for PRIMe House grants before starting work
Best time for your work
In Luxembourg, attic insulation can be done year-round. For ITE (exterior insulation), prefer dry months (April to October). Avoid insulation work in very humid or freezing weather. Autumn is ideal to start an insulation project before winter.
The advantages of our craftsmen
By choosing a professional via tack.lu, you benefit from guarantees and quality service.
- Preliminary thermal audit
- Solutions adapted to your budget
- Eligibility for PRIMe House grants
- Certified and high-performance materials
- Guaranteed bill reduction
- Comfort summer and winter
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Frequently asked questions
Everything you need to know about our insulation services.
Start with the attic which represents up to 30% of heat loss. Then walls (25%) followed by windows and floors.
The PRIMe House program subsidizes up to 50% of insulation work. A prior energy audit is often required.
ITE (exterior) is more efficient and doesn't reduce interior space. ITI (interior) is less expensive and suitable for apartments.
Efficient insulation can reduce your heating bills by 30% to 50%, with a return on investment in 5 to 10 years.
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