Curtains are of great help and they are generally used on windows for functional and as well as aesthetic requirements. They can effectively block sunlight from getting into the room during the daytime. Consequentially, due to blocking of the sunlight into the room, heat is also blocked and the room does not get heated quickly. Not just heat, but curtains and swags can effectively cut out the cold from entering into the room. Moreover, besides not allowing light, heat and cold, curtains can also stop sound from entering any room through the windows.Now that the functional utilities of the curtains have been discussed, it is time to discuss a little about the aesthetic fulfillments done by the window curtains. The curtains add personality to any room and the moment you enter any room it is the curtains that attracts much of your attention. Beautiful curtains and swags can be effectively used in enhancing the look of the room. Moreover, your choice of colour and fabric would also tell about your taste and preferences to your guests who would then only appreciate your choice. Since, choosing a good curtain can help show your nice preferences, it is important that you buy the right curtain that goes well with the ambience of your room.Various types of curtainsThere are various types of curtains that you can purchase from the market. However, you can make classification of them under several heads such as sash curtains, draw curtains and drapery. Among these the first two are helpful in restricting entry of sunlight while the third type is more of a decorative home fashion fabric. These classifications were made based on utilities. Another kind of classification is based on the brand of fabrics for such curtains such as Waverly fabric which is one of the leading home fashion fabric brands.How to select the right curtainsWhile you go shopping for Waverly fabric or other brand curtains you need to remember your requirements. Why you want to purchase the curtain is the biggest factor while you decide upon which kind of curtain to buy. For example, if you need to block light completely then you can buy the draw curtains and if you want to filter a bit of the light then sash curtains are excellent. Draperies are decorative curtains that can enhance the look of the room and also hide any damage on the walls or windows.