Waterproofing Systems Construction Chemicals

KÖSTER: Construction chemicals and waterproofing experience of more than 40 Years 

KÖSTER Bauchemie AG is located in Aurich, Germany and has 40 years of experience in construction chemicals and waterproofing systems. These systems continue to protect many old and new constructions all around the world.

KÖSTER Bauchemie AG provides the most convenient solutions for you with its wide and solution-oriented product spectrum whether your application is restoration of an old building, waterproofing of a new building, wet area, terrace or basement insulation or dilatation. Its broad product range includes many different product groups such as construction chemicals, waterproofing and insulation products, epoxy floorings, industrial floor hardener and stamped concrete floor systems, terrace insulation and wet area water insulation products, external thermal insulation (ETICS) systems, concrete admixtures and repair mortars, mould and moisture insulation products, polyurethane mastic and polysulfide joint fillers, dilatation tapes, anchorage mortars, epoxy mortars, and injection resins.

Worldwide effective waterproofing solutions:

KÖSTER Bauchemie AG exports its construction chemicals and waterproofing products to many countries around the world. It has established its sale and distribution network in its production centre in Germany, Aurich as well as China, Korea, India, Japan, Netherlands, Switzerland, Turkey, United Arab Emirates, Finland, Bulgaria, Austria, the United States and many other countries.

Environment-friendly and high-quality waterproofing products:

KÖSTER Bauchemie AG takes care to use environment-friendly raw materials at every stage of production as a responsible producer.

Quality certificates of our construction chemicals, insulation, waterproofing, floorings and other products are acquired from independent technical laboratories.

Your reliable partner in construction:

There are many factors to take into consideration in a successful waterproofing application. KÖSTER Bauchemie AG is always a reliable partner in the construction sector that is on the consumers’ side with accurate analysis, high quality product and on-site application.

KÖSTER Bauchemie AG in Turkey:

KÖSTER Yapı Kimyasalları AŞ is a company of KÖSTER Bauchemie AG, Germany.

KÖSTER Yapı Kimyasalları AŞ has started its operations in Turkey in 1999. Today we produce more than 100 different chemical products in our modern factory (closed area of 10.000 m2) within GEBKİM Specialized Chemical Zone located in Kocaeli.

Our operations in Turkey are carried out through a total of 9 regional representatives in Ankara, İzmir, Bursa, Antalya, Trabzon, Adana, İzmit and İstanbul. 

Our major product groups are as follows:

  • Synthetic Membranes (TPO - ECB)
  • Cement Based Waterproofing
  • Bitumen Based Waterproofing
  • Polyurea, Polyurethane and MS-Polymer Waterproofing
  • Dispersion Based Waterproofing
  • Façade Protection and Paints
  • Technical Mortars and Concrete Additives
  • Floor Coatings
  • Sealants, Dilatation and Joint Tapes
  • Injection Systems
  • Horizontal Barriers and Restoration Plasters