The benefits of VELOSIT PC 222 include its ability to waterproof water leakages, act as an accelerator for other VELOSIT mortars, and resist negative side water pressure. It sets within 10-15 seconds, is immediately waterproof, and anchors itself into the concrete surface.
It has minimal shrinkage/expansion under dry or wet curing conditions, fast strength development, and resists 130 m (400 ft.) water pressure according to EN 12390-8.
It is flash setting with water, ready to receive top coat after 10 min, and ready for water pressure after a few minutes.
It has very good adhesion to concrete and masonry, no cracking, no curing required, good resistance against aggressive media with a pH range of 3-12 and against soft water with low ion content, good weathering resistance, and is potable water approved.