Keller + Hofer AG is a trusted provider of heating and sanitary solutions. The company specializes in efficient heating systems, heat pumps, solar and wood-based technologies, as well as high-quality sanitary installations. Services include planning, installation, modernization, maintenance, repairs, and emergency support for new builds and renovations. The focus: reliable, sustainable building technology delivered with technical expertise, clean execution, and strong customer commitment.

The company Crotta Elia Sagl , specialising in refrigeration systems, has been in business since 2021 and operates throughout the Canton of Ticino (Sopraceneri and Sottoceneri) and Canton Grigioni. It deals with everything related to refrigeration (industrial and commercial COLD / industrial, commercial and residential AIRCONDITIONING). In the industrial and commercial refrigeration sector, Crotta Elia Sagl offers the sale and installation of refrigeration systems, as well as their maintenance and repair. The product range includes: • water chillers for high-precision machinery • chillers • seasoning and drying cells • cold rooms • freezing and proving • wall showcases • tubs • wall cabinets and service counters • ice producers We operate in various fields of activity, including: Restaurants/Bars/Cafeterias - Hotels/Hotels - Campsites - Commercial premises - Condominiums/Private homes - Server rooms - Offices - Wine cellars - Works at construction sites. ON-CALL SERVICE In case of emergencies, the company offers a 24-hour on-call service.

Consulenza completa, lavoro svolto con competenza e prezzi giusti. posso tranquillamente proporvi a nostri conoscenti.

Sehr geehrter Herr Vier Nochmals herzlichen Dank für Ihre flotte und zuverlässige Arbeit. In der heutigen Zeit ist es sehr selten, solch eine kompetente Beratung zu erhalten, von der Auftragsannahme, der Ausführung bis hin zur Abrechnung hat alles reibungslos funktioniert. Ich empfehle Sie wärmstens, eine solche Handwerker-Arbeit findet man heute leider selten. Gerne wieder! Gruss R.

Salü Filippo, besten Dank für deine TOP Arbeit, zuverlässig von A-Z, zudem schätze ich deine zuvorkommende Art sehr, insgesamt top Kommunikation. Ich freue mich auf eine weitere und langjährige Zusammenarbeit. Herzliche Grüsse R.Egger

• Driver seats Comfort driver seats for rail vehicles | Buses | Vans • Filter Technology Air Filter | Air Oil Filter | Liquid and Hydraulic Filter | Diesel Particulate Filter • Air Conditioning & Heating Components for Buses | Components for Rail Vehicles • Cooling Oil-air cooler | Plate heat exchanger • Driver Seats Comfort Driver Seats for Rail Vehicles | Buses | Vans • Air Conditioning & Heating Components for Buses | Components for Rail Vehicles • Cooling Oil-air cooler | Plate heat exchanger • Filter technology Air filters | Air oil separators | Compressed air filters | Liquid filters and hydraulic filters • Cooling Oil-air coolers | Tube bundle heat exchangers | Plate heat exchangers • Hydraulic Systems Cooling Filter Systems | Off-line Cooling Units | Power Packs

I offer professional maintenance services for your heating system to ensure it runs efficiently and safely. Choose between a comprehensive maintenance contract (including spare parts) or a basic maintenance contract (excluding spare parts) tailored to your needs. My services include cleaning, inspection, and optimization of burners, gas boilers, and heating systems. With my 24-hour on-call service , I am always here for emergencies. Regular boiler descaling, emissions checks, and personalized reminders for scheduled maintenance are also part of my offering. Count on quality, dedication, and personal attention – for a worry-free home!

Top Service - herzlichen Dank für die äusserst prompte und super ausgeführte Aenderung der Installation in der Küche - jetzt funktioniert alles perfekt und es tropft nicht mehr! Sehr gute Lösung gefunden. Ich kann dieses Unternehmen nur empfehlen!

Grazie mile!