An invisible system of electric and ultra-thin heating that is incorporated in a micro-coating to enable the creation of an environment with an ideal temperature for any stay – including humid areas like bathrooms and kitchens. Summery is the comfort of reaching your home or business with its walls or floors, coated with microcement, kept warm in a uniform and adjustable way. Its microcement is radiant thanks to a heating mesh that is easily linked to your electrical installation and completely safe. The heat conduction system is extremely robust, safe and solid: the surface can be drilled, and independent electrical outlets or other devices easily installed.