SikaTop®-128 K11 Flex Ocean Blue is a premium grade, highly flexible, concealed cementitious waterproofing system with high elongation for waterproofing substrates prone to movement and cracking.

SikaTop®-128 K11 Flex Ocean Blue is a two-component product composed of a cementitious powder and
solvent free liquid. Its distinctive Ocean Blue tone makes it easy to ensure that the SikaTop®-128 K11
Flex Ocean Blue is adequately applied over the entire application area. With good adhesion to many substrates, and high flexibility for superior crack bridging capabilities, SikaTop®-128 K11 Flex Ocean Blue can be used as a repair material for bridging cracks in substrate or cracks due to shrinkage, up to 2 mm width.

SikaTop®-128 K11 Flex Ocean Blue can be skimmed, plastered and tiled on directly without any reduction in its bond strength.