Studio d'ingegneria sempre all'avanguardia

Experts in plumbing, heating, heat pumps and 24/7 emergency service – Bellinzona and Mesocco NEGRETTI IMPIANTI SANITARI E RISCALDAMENTI SAGL , based in Bellinzona with a branch in Mesocco (Italian-speaking Grisons), is a trusted provider of plumbing, heating and energy systems in Ticino and surrounding areas. The company is led by Marco Grassi and is a proud SUISSETEC member . We offer full design, supply, installation and repair services for: • Sanitary systems for bathrooms, showers, kitchens, and changing rooms • Plumbing systems for residential and commercial buildings • Heating systems , including underfloor heating • Cooling, ventilation and air-conditioning systems • High-efficiency heat pump installations • Garden and landscape irrigation systems • Systems with conventional or renewable energy • Emergency support / 24/7 on-call service We use modern technologies and eco-friendly solutions tailored to your needs – for new builds , renovations , or urgent repairs , our team is ready to deliver reliable and efficient service. Contact us for a free quote or urgent support.