A flexible hose connects both split devices. Methods make less noise as compared to the window ac units and hence are much more expensive. Nowadays, people choose the split variety for the window variety. Contact Us However, both of them have their own respective uses. A 3rd type of method popular today may be the centrally air conditioning system. You are able to cool a complete building in this way. The advantage of this product is that it provides for "moderate multitude temperature control ability." One more sort of this system making its presence felt in recent times will be the portable one. Learn more: 0 Spotted, 0 Points, #293,357 Worldwide