Protektor 37321 - Самоклеящийся композитный профиль для углов гипсокартона
Wet-Stick 90 is a self-sticking composite profile with a water-activatable adhesive side for the production of precise edges in the drywall construction. The adjusted angle allows an expeditious treatment on 90° outside edges. The adhesive side becomes active by spraying with water. The profiles can be mounted thus quickly, precisely and easily and can be reworked further 5 to 10 minutes. Inaccurate cut edges or offset joints can be concealed and don't have to be covered up separately. . Excellent adhesion of the filler as a result of the completely fibre-coated surface of the composite profile
Further info from manufacturer on 37321 Protektor