21/10/18
Modern technologies used in our production allow US to make PVC Windows of any complexity, shape and size according to your wishes. Usually the size of a plastic window is determined based on the size of the aperture. It is very important before ordering PVC Windows will determine how to open your Windows and doors.
Possible options for the valves.
A blind fold. (Not opening leaf)
It is the simplest and cheapest option in the manufacture of construction. The use of this type of plastic Windows is advisable in those areas where the air conditioning system is constantly functioning, as an attic or on the first floor, so that it is possible to wash. The window consisting of such leaf, is called deaf . The obvious disadvantage-the inability to wash, a complete mismatch of fire safety. But the blind sash can be used as one of the shutters of a double-leaf window, or in complex window designs.
Opening flap. (Rotary)
This sash is convenient and practical. Easy to clean. But it has a significant disadvantage-there is no window, so you can not let a small air flow into the room. For ventilation it is necessary to open all shutter that is not always convenient.
Flap.
According to the principle of operation, this leaf resembles the opening of the window. Minus-there is no possibility for washing and full opening. You can only run into the room a small stream of air.
Opening swing-out flap.
Opens and as an ordinary window, and can be put in ventilation mode – folding mode. This leaf has many advantages, including the convenience of washing, and the convenience of ventilation.
Sliding sash. (Slide)
This leaf has a convenient opening, allowing you to adjust the amount of opening-from small to full. But this flap is very inconvenient from the point of view of care. With the washing can be a big problem. So be sure to take into account this fact. The disadvantage of such Windows is not sealed.
In this regard, it is very important to always make the right choice , and if you have any questions, we will be happy to advise you.