highly elastic joint mastic for working joints and dilatation joints

Hybridur 357 is a 2 component joint mastic with excellent adhesion on wet surfaces.

Durable, resistant and suitable for many joint types. Hybridur 357 is a sealant suitable for permanent water strains without pressure or just humidity.

The application - without primer – can be done with Jekto screw pumps or Jekto hand guns. The mixed product is soft as mush but stable at the same time. This feature makes application pleasant and easy. If necessary the fresh mastic can be smoothed with suitable tools.