Sef doo company was founded in 2005 by Mr. Paunovic. By everyday investment into our staff training both locally and abroad and constantly increasing the range of our key models, updating our key production machinery we have become a leader in this area.
Sef became a partner of WINKHAUS, a global leader with over 150 years of tradition in production of cylinders, master systems, locks and also a certified service of the PRIMAT company from Maribor, a renown manufacturer of safes and vaults who exports for American and German markets. Primat is also the most represented company that offers metal miscellany in former Yugoslavia.
Safety without compromise
Secure all your property and use just one key. Winkhaus offers:
- High security mechanical cylinders that we use to create master system for office buildings, hotels and other important objects.
- Blue chip, the safest electronic cylinder which offers the highest security levels and complete entry control. Blue chip saves your time and money.
Window market in Serbia sets special demands for window installers and manufacturers. As the first in the market in Europe, WInkhaus Technic has innovative and effective solutions for various technical requests. Simple installment and the highest level of security, perfectly coordinated logistic and individual function with the highest quality level are all features of Winkhaus.
-Professional installation of highest quality security systems for your safety
- In case you lose your key or experience any other blockade we offer a quick intervention and solution for your problem in the shortest possible time.
- We replace faulty security elements by high quality security systems.
Keywords: key manufacturing, car keys, safe keys, coded keys, interventions, safe and vault cracking, entry control, access control, hotels and master systems, apartment cylinders, door knobs, door locks, plate engraving, seal production, eva foam key chains, WInkhouse cylinders, STV locks with three lock points, metal door opening.