Located in Treyvaux, Cuony-Dafflon SA specialises in sanitary installations, plumbing, heating and solar power. The company looks after the maintenance of sanitary appliances, water supply, taps, taps in charge... The company works for private individuals, professionals and local authorities from Bulle to Fribourg. • General sanitary installations • Renovation of bathrooms, taps, showers, WCs, baths and connections • Descaling water heaters (boilers) • Water treatment (softener) • Water network • Oil heating, gas heating • Wood heating, pellet heating • Heat pumps • Boiler installation and replacement • Chimney flues • Sanitary appliances • Bathrooms, WC furniture, showers and washbasins • Pipework • Underfloor heating • Solar installations • Minergie • Plumbing and heating repairs

Swiss Fours Sàrl , established in 1999, is a Swiss company specializing in heating solutions using all types of fuel, including wood, pellets, oil, and gas. Chimney systems and fire protection services complement its activities. Active throughout French-speaking Switzerland, the company supports private customers, professionals, and architects in the design, installation, and maintenance of stoves, fireplaces, inserts, and wood-fired ovens, ensuring safe, high-performance systems that comply with current regulations. Thanks to strong technical expertise and a dedicated engineering office specializing in AEAI fire protection standards, Swiss Fours Sàrl works on a wide range of projects, from residential installations to commercial and professional developments. The company offers modern, aesthetic, and sustainable heating solutions tailored to the technical constraints of each building and to the comfort and energy efficiency expectations of its clients. Its approach is defined by personalized support, high standards of execution quality, and strong attention to safety, reliability, and customer satisfaction. Swiss Fours Sàrl is committed to delivering efficient, durable heating solutions that integrate seamlessly into any living space.