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Liquid applied multi-purpose waterproofing coating: KÖSTER 21
Standing for “waterproofing in the 21st century” the product´s name expresses the combination of many advantages from different waterproofing materials and its applicability in a very broad range of application areas.
... moreSlightly expanding, hydrophobic, fast setting repair mortar which is resistant to pressurized water. When mixed with KÖSTER SB Bonding Emulsion it becomes a PCC Mortar.
