Onduleurs hybrides – avantages et inconvénients
A hybrid inverter is a device that combines the functions of a conventional photovoltaic inverter with a system that works with an energy storage unit. Its function therefore focuses on converting dir ...
Coûts de chauffage au Luxembourg en 2026
Heating costs in Luxembourg in 2026 can vary significantly. This is only partly related to the choice of heat source-whether it is electricity, gas, oil, or pellets. The price is driven mainly by anot ...
Des pompes à chaleur respectueuses du voisinage : bruit, vibrations et emplacement
A heat pump is a device that generally does not bother anyone—it is not too loud, so it should not cause conflicts. However, in certain situations its placement and installation can be quite trouble ...
Dimensionnement des panneaux et des onduleurs : quel surdimensionnement en courant continu est judicieux ?
When planning a PV installation and trying to match the power of your solar panels to the inverter, you quickly discover that inverter sizing and PV system design have a major impact on long-term sola ...
Nous avons ouvert notre premier showroom au Luxembourg !
We’re thrilled to announce the opening of Voltmax’s first showroom in Luxembourg. Munsbach, October 14, 2025 — We’ve got it! This is a significant step for us: after years of worki ...
Climatisation – Luxe ou Nécessité à l’Ère du Changement Climatique ?
In recent years, global warming has become increasingly tangible, and climate change is leaving a growing mark on our daily lives. We are facing ever hotter summers that bring not only discomfort but ...
Comment arrêter le bruit de la rue et ramener le calme dans votre vie
Silence is a modern luxury Noise is everywhere these days, on busy streets, in city centres, and even in quiet suburbs. The constant sound of cars, noisy neighbours, and garden tools can seriously dis ...
L’installation photovoltaïque augmente-t-elle la valeur d’un bien immobilier ? Faits et idées reçues
Photovoltaics have become almost synonymous with modern construction. More and more often, we see solar panels on the roofs of single-family homes, commercial buildings, and even garages or garden she ...
Modernisation thermique au Luxembourg : une solution intelligente pour réduire les factures
Introduction In a time of rising energy costs and growing environmental awareness, improving your home’s energy efficiency matters more than ever. For homeowners in Luxembourg, thermal modernisation ...
Voltmax et la Journée de la Terre au Luxembourg – Éducation aux énergies renouvelables
Voltmax at the Sainte-Sophie School: Together on the Future of Our Planet In celebration of International Earth Day, we had the wonderful opportunity to visit the students at the École Privée Notre- ...