Horizontal blinds are a device consisting of the upper cornice with him hanging from the horizontal slats of the lower cornice and management mechanism.
Fixation of the mutual arrangement of lamellas provide several rope structures in the form of ladders. They turn the slats to the desired goal. Near the ladder are the ribbon or cord that regulates the height of lowering the blinds. The upper ends of the cords through the stoppers attached to the upper cornice, inside which is located the rotating mechanism. At the bottom they are attached to the lower cornice, performing the function of cargo.
The above-described structure is a classic system of horizontal louvers and allow mounting within the window opening and overlapping the wall or to the ceiling.
In a cassette system blinds tilt mechanism and controls are compactly placed inside the top of the cornice so that they can be secured to the upper shtapikam plastic Windows. This gives not only cost savings we put space, but also allows you to freely manipulate sash Windows in all directions.
The only drawback cassette blinds is their limitation in size. Thus, the maximum permissible slat width is 25 mm, width – 160cm, height – 220 cm
The design of vertical blinds is much easier horizontal. The vertical slats are attached to the eaves by means of special sliders, at the bottom of each of the slats fastened a small sinker, ensuring their vertical position. The bottom slats are connected by a chain.
Depending on the type of control mechanism located inside of the eaves, the slats can move from right to left, left to right and from the center to the sides.
Width of the slats can be different: 89 mm, 100 mm, 110 mm and 127 mm. Most common are blinds with a slat width of 89 and 127 mm.
For Windows, the width of which does not exceed 150 cm, it is recommended to use slat width 89 mm, if the window is wider than the specified value, a more appropriate option would be the blinds with a slat width of 127 mm.
When choosing vertical blinds be sure to consider bearing capacity of the ledge. The width of the eaves must not exceed 3 metres if it is attached with plastic or heavy fabric slats. In the case of light slat width of the cornice can be increased to 3.5 m.
Roller blinds – one of the varieties of Venetian blinds, would be born as a result of trying to give blinds a homelike appearance. Their design is extremely simple and is a cloth wound in roll form on a tube connected to the drum mechanism.
Roller blinds can be free hanging (without locking the lower edge of the curtains), the rails (bottom rail or the edge of the fabric move along the rail) and cluster allowing the installation directly on the window frame.
In blinds of the closed type shaft with a wound on his cloth box closed, curtains open type box is missing.
Management of curtains can be implemented in the form of a self-locking spring, chain, rotation or gear.
Restrictions on width and height for blinds is 2.5 and 3.5 m, respectively.
Good luck in choosing the shades.