When it comes to rapid leak suppression, PU injection grouting is unmatched in speed and effectiveness. This technology is widely used for heavy-duty applications like tunnels and lift pits, but it is equally effective for residential window frames and wall joints. The process is remarkably clean; small holes are drilled at 45-degree angles to intercept the crack, and mechanical packe... https://shakuraconstruction.sg/services/pu-injection-grouting/