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We are introducing new packaging for KÖSTER 2 IN 1 with immediate effect. This follows a general strategy to switch many of our products to plastic packaging in the long term.... more
Product testing according to WTA standard
From December 2021 to February 2022 we had KÖSTER Waterproofing Mortar WU and KÖSTER NB 4000 tested according to the test specifications of the „WTA Code of Practice 4-6 for testing the suitability of a waterproofing system as an interior waterproofing“.... more
New raw material composition for the multifunctional white waterproofing KÖSTER 21 - higher water vapor permeability guarantees more breathable building envelope
The improved formulation of KÖSTER 21 has greatly increased the water vapor permeability so that moisture in the concrete can escape more easily in vapor form through the coating and the formation of bubbles in the coating is avoided.... more
15 years Beijing KÖSTER International
On February 8, 2006, Beijing KÖSTER International Corp. Ltd. was founded as a 100% subsidiary of KÖSTER BAUCHEMIE AG. The starting point for this new establishment was the idea of making the proven waterproofing technologies from Aurich available in the Republic of China.... more
The Green Pages - New Product Catalogue 2020
The new KÖSTER Product Catalogue, "The Green Pages of Construction Chemicals", is now available on our website.... more
Johann J. Köster Honorary Chairman of Deutsche Bauchemie e.V.
At the 72th Annual General Assembly of the German Industry Association for Construction Chemicals (Deutsche Bauchemie e.V.) from September 30th until October 1st, 2020, Johann J. Köster (founder and Chairman of the Supervisory Board of KÖSTER BAUCHEMIE AG) has been elected as an Honorary Chairman. Dr. Dieter Köster has been newly elected as a board member.... more
Versatile Coating System - KÖSTER CT 215 Universal Floor
New product: With KÖSTER CT 215 Universal Floor, a versatile coating product has come onto the market that can be used as a system coating in industry, trade, and in the private sector.... more
A new product has been introduced among the KÖSTER roof waterproofing membranes: KÖSTER TPO Pro. KÖSTER TPO Pro is a highly specialized roofing membrane for professional use on freely weathered industrial roofs in lightweight construction.... more
A new KÖSTER website, fully dedicated to the roofing segment, is now live.
We have been successfully producing roofing membranes for more than 30 years, and now we decided that it was the right time to offer our customers, and the market, one website for this special field of application.
On this website, we offer a general insight of all that is necessary to know about the materials and systems for roof waterproofing.
6th International Symposium at KÖSTER in Aurich
From August 28th till 31st, the 6th International Symposium took place at KÖSTER BAUCHEMIE AG in Aurich, Germany. As a platform for firsthand and personal communication, the international sales partners attended with about 90 participants from 37 different countries to the three-yearly event.... more
Formstable joint sealant with excellent resistance against mechanical stresses and a high resistance against water, sea water, salt solutions, petroleum and mineral oils. It is rot and root resistant. The rubber-elastic material based on polysulfides is 2-component, elastic and stable.
Fields of application include permanently elastic waterproofing of vertical joints in below grade construction such as foundations, sewage treatment plants, garages, tunnels, etc.