Blauberg Condensation Control Passive Wall Intake Vent Grille Cover 100mm (4 inch) Spigot White Mould Control

Wall fan is an intake ventilation unit for constant background ventilation and supplying fresh air to residential or non-residential buildings. Wall fan can fill the room with fresh air is not open windows and do not let the dust, street noise, dust to the premises. And also eliminates heat leakage in winter time through an open window or window fan, thus reducing the cost of additional heating of the room. You can safely leave the room with all windows and window openings tightly closed so that the wall ventilation can perform its functions while you are away. Wall fan is installed in the outside wall of rooms, holiday homes, office buildings, etc. above or near windows. Specially designed construction of the internal grille and airflow regulation ensured smooth air flow and its distribution, which the absence of drafts. Smooth mixing of warm and cold air in winter prevents additional moisture and ensures self-regulation of the climate in rooms.