une très bonne entreprise dans le savoir-faire rien n'a dir

Whether you want to refresh the appearance of your interior, renovate a commercial space or bring new construction to life, our team is here to make your dreams come true. We pride ourselves on working closely with our clients, listening carefully to their needs and providing tailored solutions that exceed their expectations. As plastering specialists, we are committed to providing impeccable surfaces for your walls, ceilings and decorative finishes. We use high quality materials to ensure long-lasting and aesthetic results. Our qualified craftsmen are experts in the application of paint, whether for interior or exterior finishes. We work with a wide range of colors and textures to create unique atmospheres that reflect your style and personality. Renovation is at the heart of our business at ASH deco. Whether you are considering a partial or complete renovation, we are here to support you every step of the way.

Une entreprise écoresponsable, respectueuse des délais, travaillant de manière professionnelle et dynamique, avec un coût final inférieur au devis grâce à la valorisation des meubles réutilisables.

Les conseils ont été bons et le travail réalisé dans les temps, dans le budget et avec soin.

Tri Heureux de faire appel à cette entreprise CRP RÉNOVATION

Travail remarquable démontrant un haut niveau de compétence , je suis très satisfait du résultat final. Je le recommande vivement.

Gaznox SA is a company specialized in the renovation , design , and installation of chimney linings across French-speaking Switzerland. With over 30 years of experience in industry and construction, the founders – Daniel Pitt and Frédéric Gorges – bring their expertise to private clients , architects , and heating system installers . We handle all projects related to chimneys , linings , flue systems , wood stoves , Swedish stoves , pellet stoves , ventilation ducts , and fire protection solutions . Renovation and Installation of Chimney Linings Gaznox SA is your specialist for chimney lining renovation , flue installation , chimney casing , and ensuring all systems comply with current standards . We provide solutions for: • Existing chimney linings • Installation of stainless steel or synthetic linings • Boiler flue linings (oil, gas, wood, pellets) • Emergency generator flue linings • Industrial flue systems • High-temperature flue linings • Renovation of damaged flues Our solutions meet the demands of modern heating systems , ensuring safe smoke evacuation and optimal energy efficiency . Installation of Chimneys and Stoves In addition to linings, we offer complete chimney and stove installation : • Living room chimneys • Swedish stoves • Wood stoves • Pellet / granule stoves • Stove-chimney combinations • Industrial metal chimneys Our teams ensure proper air supply , smoke evacuation , and all technical elements for safe and efficient operation . Masonry Chimneys – Construction, Renovation, Heritage Gaznox SA has extensive expertise in masonry chimneys , including: • New masonry chimney construction • Renovation of cracked chimneys • Relocation or height adjustment • Heritage restoration • Chimneys on listed or protected buildings We work with bricks , stone , and concrete , offering custom finishes while respecting the architectural character of the building. Ventilation and Smoke Extraction Ducts Our teams install ventilation ducts , smoke extraction systems , and ventilation monoblocks for private, industrial, and collective buildings. Our solutions guarantee: • Enhanced fire safety • Compliance with ventilation standards • Installation tested and validated upon completion Metal Constructions and Custom Structures In our workshop, we also manufacture custom metal structures : • Metal walkways / platforms • Stairs and railings • Metal frameworks • Industrial load-bearing structures • Modifications to existing structures Responsiveness, precision, and meeting deadlines are at the heart of our commitments. A Full Team at Your Service Depending on the season, 10 to 20 qualified professionals join our team to ensure: • Quick interventions • Complete project management • Support for private clients, architects, and heating installers We handle your projects related to chimneys , linings , ventilation , metal structures , and renovation from A to Z. Why Choose Gaznox SA ? • 30 years of experience in chimneys, linings, and ventilation • Solutions for private clients , professionals , and architects • Services across French-speaking Switzerland • Careful, durable, and standards-compliant work • Expertise in traditional chimneys and modern installations • Comprehensive project management without subcontracting Contact Gaznox SA For diagnostics , expert assessments , quotes , or any information about our services in linings , chimneys , ventilation , or metal structures , please contact us directly. Gaznox SA – your reference for chimney linings , stove installations , and masonry chimneys in French-speaking Switzerland.