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　　The window blind in the house decoration, is separately plays a protection personal secrets, using the optical fiber, the decoration wall surface, the absorption for the sound to separate chirp the role. According to the function's weight, window blind 's choice also has the different combination plan.

　　一、 Recognize window blind from the function

　　1、 Protection personal secrets. Regarding a family, each person does not like his action and movement is in others' within eyesight. From this, the different indoor region, also has the different standard regarding the personal secrets attention degree. The living room this kind of family member public active area, is as a low personal secrets request, the majority of family living room is opening the window blind ,majority of situation temporary lodging in decoration condition. But regarding regions and so on bedroom, washroom, not only the people requests unsight, moreover requests the no shadow can see. This has created the zones for different window blind have different choice. The living room we will possibly choose transparent section of cotton material, but the bedroom will select the thick archery target cotton material.

　　2、 Using optical fiber. Actually, the protection for the personal secrets principle is the processes from the stop optical fiber aspect. Here said to use optical fiber, is refers to in the protection personal secrets situation, uses the optical fiber effectively . For example ,a room, nobody likes to see the others walking back and forth indoor with every action and every movement. But pulls the thick window blind for a long time. It will affect the natural lighting Therefore, a similar to a gauze window blind kind of frivolous window blind cloth arises at the historic moment.

　　3、 Decoration wall surface. Regarding the ordinary family, window blind is the biggest decoration on the wall surface, especially for the " papered all four walls completely with white paper regarding some " some simply wrapped families, except several frames, it is possible that there are just left over the window blind on the wall. Therefore, window blind choice is attractive or not, it is possibly take a very important function. Similarly, regarding the hardbound family, the appropriate window blind will enable the living room more attractively and has the individuality.

　　4、 Sound absorption noise reduction. We knew that the sound dissemination part, the treble is the straight line dissemination, but the window glass regarding the treble index of reflection is also very high. Therefore, has the suitable thickness window blind, might improve indoor acoustic the reverberation effect. Similarly, the thick window blind is also advantageous to the absorption part from the outside noise, improves the indoor sound environment.

　　二、 From requests to select and purchase the window blind

　　1、Design style. We knew that the window blind has many types of designs. Also has the very complicated relations with these designs with the indoor design style. Therefore, window blind's choice, the design style is the first request. That is, for the window blinds all factors, firstly it must be completed with the indoor style. On this spot, you need to consult more opinion from your decorator, with the aim of to make the window blind design adapt with the indoor design style.

　　2、Functional needing. Function request which states from a section of institute, you need to make the choice on window blind's thickness base on the design style. Generally speaking, there have two methods:

　　1) Using one kind of thick cotton material
2) Using one kind of thick cotton material, meantime ,inside there needs to make a tissue curtain
As for using what kind of plan, this needs to consider the actual situation, for example some design style does not allow to have the tissue curtain existence.

　　3、Choice cotton material. Use as window blind's cotton material there have many kind of choices, As the following we will introduces some of the related performance characteristic in cotton material:
1、 Light, thin transparent or translucent cotton material, like cotton and kapok, polyester cotton and kapok fabric blending cloth, organdy, fine network, flower bud silk and organdy and so on
2、 Medium thickness lightproof cotton material, like floral formula organization cotton fabric, nylon and fabric blending cloth, sloppy mesh cloth; The sliding face cotton material, like polishes the cotton print polish cotton fabric, the satin, the pure silk and the moire in the style of antiquity and so on.

　　三、 From design choice variety

　　Even if the identical kind of cotton material, there are also contain many kinds of variety. Regarding the design form, it has a very tremendous influence for choosing a appropriate variety.

　　1、Window blind's main tone should with the indoor essential color phase modulation adaptation. The complement color or a kind of near color are the permission, but the violent changes in temperature contrast is actually a big death anniversary.

　　2、The modern design, you can choose the plain-colored window blind; The graceful design may choose the shallow grain the window blind; The countryside style may choose the small grain the window blind; But the luxurious design may select plain-colored or the big flower's window blind.

　　3、The choice stripe's window blind, its trend should coordinate with the indoor style trend.

　　Generally speaking, window blind's choice is a quite essential project. As the decorator, or the owners should take it more seriously.