Reliable gas and oil heating systems of highest quality – Heizung Gentgen installs, maintains and modernizes condensing technology with precision and cleanliness – for new construction and renovation.
Whether gas condensing boiler, oil heating or hybrid solution – we rely on proven technology and expertise: efficient, economical and permanently reliable.

Modern air conditioning and professional cooling technology throughout Luxembourg – energy-efficient, quiet and comfortable for private customers, businesses and public institutions.
Whether new construction, retrofitting or climate modernization – Heizung Gentgen brings pleasant coolness into play: reliable, efficient and professional.

Modern ventilation systems and healthy indoor air throughout Luxembourg – energy-efficient, hygienic and comfortable for private customers, businesses and public institutions.
Whether new construction, renovation or air quality improvement – Heizung Gentgen brings fresh air into play: reliable, efficient and professional.

Complete bathroom renovations and modern bathroom design throughout Luxembourg – from planning to completion, everything from one provider for private customers, businesses and public institutions.
Whether old building renovation, new construction or dream wellness bathroom – Heizung Gentgen turns your bathroom into a wellness oasis: reliable, high-quality and professional.