Thanks to our extensive experience, you'll benefit from meticulous, high-quality work carried out by high-performance teams in the field of heating, ventilation and sanitary installations. HEATINGSystems for new or existing installations. We have retained the ability to work with old materials, in particular black steel, but also all those available on the market. VENTILATIONVentilation and air-conditioning systems for all types of public or private buildings (cinemas, restaurants and cafés, kitchens, administrations, hospitals, rental properties, etc.). SANITARYOur main speciality is sanitary conversions for flats and new buildings. We remain at your disposal for any information you may require to draw up a personalised estimate. MAINTENANCE CONTRACTSWe maintain new and existing installations to ensure that they run smoothly. Ask us about a maintenance contract today, so you can avoid potential breakdowns. TROUBLESHOOTINGWe have a fast, reliable breakdown service available 24/7 by telephone for all heating, ventilation and sanitary installations.

Rapide et professionnelle, au top !

Je veux juste remercier les spécialistes qui ont fait un excellent travail dans ma maison. C'est l'entreprise à laquelle vous devez faire confiance.

Humidifiers, Dehumidifiers, Adsorption Dryers and Evaporative Coolers

Excellente collaboration depuis des années. Une équipe au TOP. Super qualité.

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 installationsRenovation of bathrooms, taps, showers, WCs, baths and connectionsDescaling water heaters (boilers)Water treatment (softener)Water networkOil heating, gas heatingWood heating, pellet heatingHeat pumpsBoiler installation and replacementChimney fluesSanitary appliancesBathrooms, WC furniture, showers and washbasinsPipeworkUnderfloor heatingSolar installationsMinergiePlumbing and heating repairs