Positive input ventilation system aimed at continuously supply fresh, filtered outdoor air to the dwelling. Fresh air entering through an aerodynamically optimized front or right spigot (or both, if needed) prevents mold growth caused by high humidity levels, so preserving the integrity of the building and ensuring the comfort of the occupants. VORT PIV W RH RF highly efficient EC motorfan assures low energy consumptions. A washable ISO Coarse 40% (G3) retains the impurities in the supplied air. An on-board control panel with a LCD display and a set of buttons allows the unit setting at installation and shows the filter remaining life, while a data logger recaps the total operation time. An integrated pre-heater prevents annoying cold air supply. A wireless RF controller, snapped into the casing or positioned on any flat surface, allows the unit proper settings.