Renewable energy · Heating · Cooling

Hot, cold, energy:serving differently

ETEL-TECH surveys, installs, repairs and maintains heat pumps, solar panels, gas heating, air conditioning and cold rooms, for homeowners and businesses in Brittany and Île-de-France.

A technician works on the electrical box of an outdoor heat pump unit on a roof
Warm in winter
Cool in summer

One underfloor heating and cooling system across 1,500 m²

  • 1,500 m²

    heated and cooled on a single site

  • 200 km

    driven to repair one client, not counting the hours

  • 100+

    clients who have never had to call us back for a breakdown

On site

On site, where your installation is.

Roofs, technical rooms, job sites: we come see for ourselves before suggesting anything.

All projects
A technician checks a bank of storage batteries and its inverter in a technical room
An electrician in a hard hat works on an electrical panel
An outdoor heat pump unit and a ventilation housing on a flat roof
Our commitment

Trust first, then quality, then peace of mind

  • Trust

    Over a hundred customers tell us the same thing: since installation, they haven't had to call us back for a single fault.

  • Quality

    Right sizing from the first survey, the brand best suited to your site, and installations built to last.

  • Responsiveness

    When you call, we act. We arrive with a fully equipped van and repair on the spot whenever possible.

  • Peace of mind

    We don't count our hours and we don't leave until your system is working. If we're there, you have no problem.

Projects

Projects that speak for us

Offices, restaurants, hospitals, shops and homes: what the problem was and what we did.

Customer reviews

Our customers say it better than we do

A few words left after a repair, a service or an installation.

4.9

9 customer reviews

  • October 2024

    Boiler · Maintenance

    « Petit problème de RDV au départ, mais très bien rattrapé… Artisan passionné par son travail, disponible et professionnel (de bons conseils pour l'année prochaine). »

    Lecaruyer · Pleurtuit
  • September 2024

    Small electrical jobs · Replacement

    « Artisan très sérieux. A répondu très rapidement à la demande. Les travaux ont été réalisés avec soin et propreté. Je recommande. »

    Didier · Quiberon
  • August 2024

    Small electrical jobs · Repair

    « Personne très sympathique et de confiance qui met un point d'honneur à prendre le temps qu'il faut pour arriver à résoudre les problèmes. »

    Lebreton · Plancoët
Our clients

Homeowners, businesses and architects

  • Homeowners

    Replace an old system, equip a new build, or extend, repair and correct an undersized installation.

  • Businesses

    Restaurants, industry, hospitals, shopping centers, meat processing plants, warehouses: directly or as a subcontractor.

  • Architects

    We work with architects on insulation, prerequisites and installation, and we fit the work into the project schedule.

Brands

We work with all brands

  • Mitsubishi
  • Daikin
  • Toshiba
  • Atlantic
  • Hitachi

We choose the brand best suited to your project, whatever it is, and order from our partner suppliers. We are trained by, and commission equipment directly with, some manufacturers.

Service area

Brittany and Île-de-France

Around Rennes, from Saint-Brieuc to Lannion and as far as Morlaix, as well as in Île-de-France. Call us from any town in the area: we'll be there without delay.

An installer carries a solar panel in front of a house under construction
Contact us

Let's talk about your project

Fill in the form and we'll call you back to understand your needs. Then we'll come out for a survey or send you a written quote.