Delta T - De Oliveira Pacheco

Since 2014, Delta T Général Sàrl has been supporting individuals and businesses across French-speaking Switzerland with expertise in heating, air conditioning, ventilation, and sanitary installations.
Based in Lonay (Route de Denges 25), our company provides efficient, sustainable, and tailor-made comfort solutions.

Efficient and Eco-Friendly Solutions

Our priority is to ensure your thermal comfort while respecting the environment.
We design and install modern, energy-efficient systems such as:

• Heat pumps and underfloor heating

• High-performance air conditioning and ventilation

• Solar panels (thermal and photovoltaic)

• Complete sanitary installations

Each system is designed to deliver maximum energy performance and long-term reliability.

Comprehensive & Reliable Service

Our team stands out for its responsiveness, availability, and personalized follow-up. We provide:

• Maintenance and servicing

• Fast troubleshooting

• Tailored advice for renovations or new constructions

All quotes are free, transparent, and adapted to your project.

Our Philosophy

“Quality is defined by proximity, listening, and respect.”

At Delta T Général Sàrl, every project is built on trust and professional excellence. We focus on delivering innovative, reliable, and environmentally friendly solutions.