Prowin is the brand of Proplast A.Ş., which has been producing and exporting to Europe for 20 years.

It not only produces at German standards in its fully integrated factory with a closed area of 20.000 m2 in Gebze O.S.B. At the same time, it makes a name for itself with its high quality and production capacity both in the foreign and domestic markets.

Prowin is the only brand in Turkey that provides parts and service guarantee and produces all components such as profiles. It produces sustainable quality windows by using glass and panels used in window and door production.

It controls the production of all production and supply network components of window and door production. By producing in European Union standards, it markets its high quality windows and doors domestically and internationally.

It continues to increase its market share day by day along with all other window brands producing windows in Turkey. It offers parts and service guarantee and serves with its expert staff on highly insulated windows that will add value to the end user.