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.

pache-co in lonay

Delta T - De Oliveira Pacheco

pache-co in lonay

Delta T - De Oliveira Pacheco