Concave Handle Aluminium Powder Coated Sliding Doors Triple Rail Patio Doors

KNH60 SERIES Light Narrow Side Two/Three Rail Sliding Door Black Color Frame With Concave Handle

Two and Three tracking Sliding:

Three track sliding window is a kind of sliding window with three pulley tracks. Generally, three or more windows are needed to form a three track sliding window. The opening mode of the three track sliding window is simple and convenient, and the cleaning is also convenient. Three track sliding window can open two-thirds of the space, so that indoor ventilation effect is better, indoor and outdoor air can be very good convection. Moreover, the three track sliding window has good sealing performance, dust and moisture are difficult to enter, and its sound and heat insulation effect is also very significant. Due to the installation of the sliding rail system, there is no sound when the three rail sliding window is pushed and pulled, and the switch is convenient. The three track sliding window also has strong permeability. It is installed with transparent glass, which can provide large area of natural lighting. It is especially suitable for installation on the windowsill.

1. Pay attention to the safety performance when purchasing the three track sliding window. The frame of the three track sliding window on the market is basically made of aluminum alloy. When purchasing the three track sliding window, we should carefully observe the aluminum alloy quality of the frame. If you can in the purchase, let the business take out its cross-section to see. In general, aluminum magnesium alloy profile frame most of the use of primary color, will not add coating. And some businesses will be shoddy, the surface of recycled aluminum painted to deceive consumers. Therefore, when you buy the three track sliding window, you must let the merchants show the section of the product profile, so as to better understand the quality of the frame.

2. When choosing the three track sliding window, be sure to look at the upper and lower pulleys. The upper pulley of the three track sliding window plays a guiding role, so it is installed in the upper part of the track. However, some consumers tend to ignore these problems when they buy. Some high quality upper pulley will have complex structure, and its inner bearing and aluminum block can make the pulley slide stably without noise. Some consumers also buy three track sliding windows, they will feel that the lighter the sliding window is, the better, in fact, it is not. Generally good three track sliding window has certain self weight when sliding, and there will be no vibration phenomenon when sliding.

Hardwares - Handles:

The handles are the only single point of touch with the aluminium system. The handle gives life to the rest of the system accessories, which provide its functionality. Thus, the handle is a very important part of the system. The main handle characteristics are:

Their types. According to the application, handles are divided in window, door and lift&slide types. Moreover, the above types can be divided into sub-groups with discrete characteristics.
The safety they provide. The handles can enhance the system safety by 2 different ways. The first is for the handle to be fitted with a key, by which not only the internal use of the system can be controlled but also enhances the anti-burglary protection. The second way is the anti-burglar Secustic mechanism, which does not allow outside operation of the hadnle. Alumil range contains both solutions.
Their aesthetics. Alumil uses mostly Alumil designed handles, which complete every Alumil system. The handles are available in all popular colors in powder coating and anodising. Also, special colours are available upon request.
Their certifications against durability and anticorrosion. Alumil range handles are fully certified at all levels.

Hardwares - Hinges

Hinges are a distinctive part of all opening systems. Depending on the requirements, hinges may have different characteristics, the main of which is their load capacity:

Hinges may be either visible on the system, or concealed as a more refined solution. In case of visible hinges, their design and colour complete the appearance of the system. Usually hinges have a cylindrical shape and are available in most popular colours of powder coating and anodising.

Depending on the application, hinges meet different technical requirements and can be found with different names:

In projecting windows the hinges are called "stay arms"
In pivoting windows they are called "pivot hinges"
In bifolding doors, 'roller-hinges' are used, as a combination of rollers and hinges
Finally, they can be screw-fixed or clamped according to their installation on windows or doors.