Restore the strength of your building with professional PU injection grouting for structural cracks. Beyond simple waterproofing, this method fills deep-seated voids and honeycombed concrete to reinforce the substrate. The cured polyurethane remains flexible, allowing it to accommodate natural building movements and thermal expansion without cracking. We use BCA-approved materials tha... https://shakuraconstruction.sg/services/pu-injection-grouting/