Sika Grout 215 ，is cementitious grouts containing carefully formulated blends of natural aggregates and other materials， Sika Grout 215， is suitable for repairs to concrete structures and the following grouting works with clearance of 5 mm to 50 mm， use Sika Grout 215 ，in dry pack consistency. Sika Grout 212 and Sika Grout 215 are cementitious grouts containing. carefully formulated blends of natural aggregates and other ... Sika Grout 215. Sika Grout 215 contains very fine natural aggregates. It is used as a high flow ...