# Wat'iso

Electrical installation · Saint-Bonnet-de-Mure

Unclaimed profile · https://cogundi.com/en/companies/watiso-saint-bonnet-de-mure-803668904

## Identification

- Legal name: WAT'ISO
- SIREN: 803668904
- Activity: Electrical installation (43.21A)
- Employees: 6-9
- Head office: 1 rue Marius Berliet, 69720 Saint-Bonnet-de-Mure
- Website: https://watiso.fr

## What the company website says

### Services

**Thermal insulation**, **heat pumps** (air/air and air/water), reversible air conditioning, thermal tanks, joinery, double-flow ventilation and solar panels. Air/air heat pumps consume 3 to 4 times less than standard electric heaters, air/water models operate down to -20°C, and double-flow ventilation recovers up to 90% of heat from extracted air.

- **Thermal insulation** of exterior walls, **heat pump** air/water and air/air, **reversible air conditioning**, **thermodynamic tank**, **windows and doors**, **double flow ventilation**, **photovoltaic panels** (Source: https://watiso.fr/services/)
- **Air/air heat pump** consumes 3 to 4 times less than a standard electric heater (Source: https://watiso.fr/services/climatisation-reversible/)
- **Air/water heat pump** operates down to -20°C (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
- **Double flow ventilation** recovers up to 90% of extracted air heat (Source: https://watiso.fr/)
### Prices and quotes

Acts as **MaPrimeRénov' intermediary** advancing subsidies. Air/water heat pumps from **€1,500** depending on eligibility, thermal insulation between **€120 and €190/m²** including tax. Out-of-pocket cost from **€1,500** after aid for single-family home in Lyon (modest-income households). Up to **70% in aid** for comprehensive renovation (insulation + heat pump), free quote with no commitment, full file support.

- **MaPrimeRénov' mandatary**, advances subsidies (Source: https://watiso.fr/services/pompe-a-chaleur-lyon/)
- For **air/water heat pump**, offer from €1500 depending on aid eligibility (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
- **External thermal insulation**: average price between €120 and €190 / m² incl. tax (Source: https://watiso.fr/services/isolation-exterieure-lyon/)
- For a single-family home in Lyon, out-of-pocket cost after MaPrimeRénov' and CEE starts from €1500 for modest households (Source: https://watiso.fr/services/pompe-a-chaleur-lyon/)
- **Free quote** without obligation (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
- Complete support for aid applications (MaPrimeRénov', CEE) from start to finish (Source: https://watiso.fr/)
- Up to 70% aid in comprehensive renovation (external insulation + heat pump) for modest households (Source: https://watiso.fr/services/isolation-exterieure-lyon/)
- **Energy Savings Certificates (CEE)** can be combined with MaPrimeRénov' (Source: https://watiso.fr/services/climatisation-reversible/)
### Service area

Operates throughout **Auvergne-Rhône-Alpes region**. Based in Saint-Bonnet-de-Mure, active daily in Mions, Décines, Bron and **East Lyon**. Quick intervention in **Lyon**, Bourgoin-Jallieu, Vienne, Villefranche, Saint-Étienne and Clermont-Ferrand.

- Watiso intervenes throughout the Auvergne-Rhône-Alpes region (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
- Based in Saint-Bonnet-de-Mure, operates daily in Mions, Décines, Bron and all of Eastern Lyon (Source: https://watiso.fr/)
- Quick intervention in Auvergne Rhône-Alpes area: Lyon, Bourgoin-Jallieu, Vienne, Villefranche, Saint-Étienne, Clermont-Ferrand (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
### Lead times and availability

Heat pump installation for single-family home: **1 to 2 days**. Comprehensive renovation over **6 to 12 weeks** depending on scope, site work completed in 2 weeks. **Free thermal diagnosis** within 48 hours, free technical site visit for heat pumps.

- For a single-family home, **heat pump** installation lasts 1 to 2 days (Source: https://watiso.fr/services/pompe-a-chaleur-lyon/)
- Global renovation spans 6 to 12 weeks depending on project scope; construction work completed in 2 weeks (Source: https://watiso.fr/)
- Free thermal diagnosis within 48 hours (Source: https://watiso.fr/services/isolation-exterieure-lyon/)
- Free home technical visit for **heat pump** (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
### Quality and guarantees

**RGE certified** since 2014. Each site inspected by independent COFRAC body, **ten-year warranty** on work. First maintenance contract included for heat pumps. Specialist in local building materials. **No subcontracting**: in-house team installs and commissions equipment.

- **RGE** certified company since 2014 (Source: https://watiso.fr/services/isolation-exterieure-lyon/)
- Each project is monitored by an independent **COFRAC** organization (Source: https://watiso.fr/services/isolation-exterieure-lyon/)
- **Decennial guarantee** on work (Source: https://watiso.fr/)
- First maintenance contract included for **heat pump** (Source: https://watiso.fr/services/expert-pompe-a-chaleur/)
- Specialist for regional materials including slag, brick, rammed concrete, rammed earth and stone walls (Source: https://watiso.fr/services/expert-isolation-exterieure/)
- Conducts quality inspections on job sites (Source: https://watiso.fr/)
- No subcontracting: internal team installs and commissions equipment (Source: https://watiso.fr/services/climatisation-reversible/)
### Experience and references

**Over 14,000 projects** completed.

- Over 14,000 projects completed (Source: https://watiso.fr/)
### Practical information

Mon-Fri **09:00 - 18:00**. Phone **04 78 18 44 78** or contact@watiso.fr. **1 rue Marius Berliet, 69720 Saint Bonnet de Mure**.

- Hours Monday-Friday, 09:00 - 18:00 (Source: https://watiso.fr/)
- Contact by phone 04 78 18 44 78 or email contact@watiso.fr (Source: https://watiso.fr/)
- Located at 1 rue Marius Berliet, 69720 Saint Bonnet de Mure (Source: https://watiso.fr/)

## Sources

- Identification: INSEE, SIRENE database (October 2026 edition), Licence Ouverte.
- Information from watiso.fr, read on 22 October 2026.