Airpower is an Optiguide agent. Optiguide is an Israeli company and this system is used in wine cellars, to prevent wine evaporating from the wine barrels. In vegetable stores to keep the product fresh. In cold rooms to prevent the products to lose juice from the fruit. In mushroom grow rooms, to improve product quality and yield. In abattoirs to prevent the meat to lose weight. In all the above applications and in gathering places to cool the atmosphere.