Hans Heggli AG – heizung24.ch in Rapperswil-Jona has been providing reliable heating and energy solutions for more than 60 years. The company offers complete heating services including planning, installation, maintenance and repair from a single source. Services include heat pumps, gas and wood heating systems, underfloor heating, radiators, solar energy solutions and smart home heating controls. With a strong focus on energy efficiency and sustainability, heizung24.ch creates future-proof heating concepts for residential and commercial customers.