The weber.therm knock-in anchor SD-5 from Saint-Gobain Weber combines innovation, high quality and functionality. The knock-in anchor SD-5 is suitable for all subsurface and can be used free of thermal bridges in different construction materials. Different length fit the most common insulation thicknesses. The knock-in anchor is pre-mounted and needs only two strokes. In daily use at the building site, the worker needs less force and time for these works.