FAQ

Cool Concept specializes in the study, sale, and installation of climate and energy systems:

• Air Conditioning: Split, multi-split systems, and centralized solutions for individuals and businesses.
• Heating: Heat pumps (air-water, air-air).
• Renewable Energy: Installation of photovoltaic solar panels.
• Commercial Refrigeration: Cold rooms, wine cellars, and professional refrigeration.
• Sanitary & Electricity: Plumbing work, electrical installations, and associated troubleshooting.

• Yes, all our quotes are free and without obligation.
• You can request one directly via our online form or by telephone.

• Before any installation, we can perform a thermal balance of your spaces.
• This allows us to precisely calculate the power required to guarantee your comfort while optimizing your energy consumption.

• We install tailor-made solutions adapted to every need: from split air conditioners for a single room to centralized (ducted) systems for an entire home or office.
• We work with high-quality brands to guarantee performance and aesthetic discretion.

• Beyond simple cooling, our systems improve indoor air quality thanks to filters that capture allergens and pollutants.
• Additionally, current models are very energy-efficient and extremely quiet.

• The energy produced by your panels is directly consumed by your household, which reduces your electricity purchases.
• If you produce more than necessary, the surplus is sold back to your energy supplier.

• Yes, Luxembourg strongly supports this transition with aid that can reach up to 62.5% of installation costs.
• We also support you in the procedures to benefit from “Green Loans” (via our partner BIL), allowing you to finance up to 100% of the investment over a period of 10 to 15 years.

• It is a reliable and durable system that uses renewable energy (air or water) to heat your building.
• It is one of the most ecological solutions to replace a fossil fuel boiler while reducing your heating bills.

We offer different technologies depending on the configuration of your home:

• Air-Air HP: Often reversible to provide air conditioning in summer.
• Air-Water HP: For central heating and domestic hot water.
• Monobloc or Bibloc (split) models: Depending on the available space.

Just like with solar power, you can benefit from the pre-financing of state subsidies (Klimabonus) and local communal grants via the flexible financing solutions we offer, including loans of up to €100,000.

• Regular maintenance ensures the longevity of your devices, preserves the manufacturer’s warranty, and guarantees optimal air quality.
• At Cool Concept, we offer three formulas:
  • Basic (from €19.99 incl. VAT/month): Classic annual maintenance.
  • Basic Plus (from €29.99 incl. VAT/month): Includes a guaranteed intervention within 4 hours.
  • Premium (from €49.99 incl. VAT/month): Full service with 24/7 assistance and intervention within 2 hours.

• We have a reactive troubleshooting service.
• For our contract customers, we intervene 24/7.
• You can report your breakdown via our online troubleshooting form, specifying the error code and the model of your device.

• Yes, we are committed to the environment.
• For example, for every air conditioning installation completed, Cool Concept commits to planting a tree.

We are based in Steinsel and we operate throughout the entire territory of Luxembourg.

• Telephone: +352 26 30 51 85
• Email: info@coolconcept.lu
• Address: 35, Rue J-F Kennedy, L-7327 Steinsel
• Hours: Monday to Friday, from 08:00 to 12:00 and from 13:00 to 17:00 (excluding contract-based emergencies).