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Company Profile

In 1900, Ali Haydar Tuna was built company and started to whosaler of sweet and gas oil. Then, 1950 Ali Hardar made partnership with Haydar Tuna. We were established Aslim Co. in 1974. Sistem Construction Materials was built in 1993.

Carrying an eye for detail and customer needs, without compromising on quality, “Sistem Yapi” is amongst the initial introducers of uPVC. Used for the

manufacturing of doors, windows, partitions and frames for glass fabrications, we push the limits of technology to create effective and visually appealing products of the utmost quality. We understand the importance of environment preservation and are resolutely committed to the fundamental necessities at every step of our business activities, including the use of uPVC materials. We observe the highest levels of diligent integrity in our dealings and operations.

Setup in 1993, "Sistem Yapi", is a part of the Aslim Group. It emerged from a collaboration with the Profine Group of Belgium which is the world’s largest manufacturers of UPVC profiles operating under the brand name of Deceuninck. As a company today, with years of experience, we have succeeded in building up a range of state-of-the-art technologies to manufacture windows and doors, profile lamination in various colors, insect screen and glass solutions. With the provision of exceptional services and expertise we have received overwhelming customer responses. Our myriad products include casement windows & doors, tilt & turn windows, sliding windows & doors, designer window, conservatory and lift & slide doors. Vert Spring Windows, Plisse Double Window, Lat Single Window and Lat Double Window are our notable other products. With such a wide range of products and enhanced production capabilities, we have been able to build a strong loyalty amongst a vast customer base that is spread all across the nation.

All our products follow similar stringent manufacturing process and are compliant with the latest national and international standards of quality. Already known for its durability and rigidity, we strengthen the uPVC products with galvanized steel that superlatively enhances the safety and security of our products.

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ISO 9001, CE


AddressSeyran Mh. 12. San. Sokak, No:20, Akşehir, KONYA, TURKEYCountryTurkeyCityPostal Code-