High -quality windows are a very functional object, not counting that it is also a beautifully complementary element of the interior. The window open in the heat saves the room from stuffiness, closed in winter – protects from frosts. To perform such operations without expenses of special forces, high -quality accessories should be present on the window. There is no point in saving, or even the highest quality and beautiful window will not please.
The quality of accessories is evaluated according to the following criteria:
High wear resistance is the most important quality, given the number of discoveries and closing the window. At the same time, accessories should last at least five years without breakdowns. When buying accessories, you need to find out the number of cycles that it is able to withstand. The cycle is one discovery and closing the window. High -quality accessories are designed for at least ten thousand cycles. European manufacturers achieve maximum cycles of cycles in sixty thousand. Wear resistance also implies resistance to corrosion.
Power accessories should not be made of plastic. Screws for fastening (main part of them) must be screwed to the part of the frame where the steel amplifier is located. Plastic elements are allowed only as decorative elements, which is quite popular recently. In addition, it is advisable to avoid accessories with the elements that are soon defending and losing appearance.
The work of accessories should be smooth, without any effort, stops, pressure. If the window cannot be opened or closed smoothly, this means that it has a poor -quality fittings.
The standard set of window fittings includes the following elements: loops.
Random fuse.
Reinforced loops.
Window lifting device.
Fixators for accessories and automatic installation.
Rotary-oxide elements.
Scissor bracket.
In addition to standard elements, a slotted venturer are also allowed.
Rotation limiter (for the possibility of fixing the window in any position).
Latch (does not allow to slam the sash).
As a result, it should be noted that the problems arising in the functionality of the fittings will be better to provide to the solutions to professionals. For prevention, it is allowed to wipe the mechanisms with machine oil.