Vergola india offers turbo ventilators with international technology for efficient ventilation in factories, warehouses, workshops and even houses, as doors and windows are not adequate for dispersing stale hot air inside. Also during monsoon the moisture and dampness which causes a lot of problems is dealt effectively be proper ventilation. This cost effective system of natural ventilation has several benefits. The wind driven ventilator, unlike doors or windows, draws air upwards, creating a convection current and in the process, extracting stale as well as hot air from the premises, caused by the manufacturing activity inside. This stale and hot air drawn out is replaced by fresh air coming in through doors and windows, thus completing the convection current cycle, and improving internal environment. Features: zero running cost since the system operates on wind power; totally weatherproof; stainless steel or aluminium structure is completely maintenance free; easy installation - easily adaptable to all kinds of roofs; and available in various sizes in aluminium as well as stainless steel.