Door handles, window hinges … Things are simple, well-known. All of them know all is said and written about them all. It would seem. But market relationships are forced to fight for the manufacturers of accessories of its customers.
Growing competition forces the designers to look more and more new ways to improve the attractiveness, reliability and functionality of its products. The word "quality" is a collective term describing competitiveness of goods. The notion that exhausts all the required consumer properties possessed by each product. It is clear that in determining the quality of any goods, and in this case, accessories for windows and doors, there are officially adopted standards by which the end user can be insured because it will receive low-quality goods. The main producers of fittings for windows, leading to markets in Europe and Turkey, have Quality Certificate DIN ISO 9001, as well as Certificates of Conformity Russia. To present products to the Russian domestic market, these certificates are sufficient. But Manufacturers wishing to qualitative growth, have their own testing centers for product testing and all, without exception, hardware components for functionality, durability and longevity. Today, the list of companies that support such research include Dr.Hahn, Aubi, Anuba, Savio, Domus, Makedonik, Security Lock, Roto, Maco.
Installed in test centers in these companies of functional control over the quality, allow at atmospheric impacts and extreme loads on the product, identify gaps and shortcomings in the design stage of control. Simultaneously, the test for functionality and durability. Already in the stages of the selection of raw materials special requirements. All this allows manufacturers of window and door hardware to guarantee the consumer 10 or more years of reliable operation of the hardware more than 40 thousand cycles of opening and closing for the window and door hardware 100% protection against corrosion of the modern type of fittings in demand by many manufacturers of windows and doors from PVC, aluminum and wood of different types of opening (turning, swing-out, folding), and various geometry (rectangular, arched, segmental, trapezoidal, triangular). Today, consumers and manufacturers of windows and doors draw attention to the following points: the maximum function with minimum details and elegant appearance of universality of aluminum windows, ease of installation, simplicity and increased range of adjustments – "soft" and smooth operation of high-availability protection from hacking, smooth movement of the sash in the desired position without great effort, the presence of the manufacturer's warranty for 10 years