PU (Polyurethane) Injection Grouting is one of the most effective waterproofing methods for stopping active water leakage without breaking the existing structure. It is widely used in basements, lift pits, retaining walls, water tanks, tunnels, podium slabs, and other RCC structures where water seepage occurs under pressure.
At D P Waterproofing Contractors, we provide advanced PU Injection Grouting Services using high-performance polyurethane resins and modern injection equipment. Our experienced team delivers permanent, reliable, and cost-effective waterproofing solutions for residential, commercial, industrial, and infrastructure projects.
PU Injection Grouting is a specialized waterproofing process in which polyurethane resin is injected into cracks, construction joints, and leaking areas under pressure. The resin reacts with water, expands rapidly, and forms a flexible waterproof barrier that blocks water ingress.
This method is ideal for repairing active water leakage without major demolition.
PU Injection Grouting is preferred because it provides fast, effective, and long-lasting waterproofing.
We inspect the leakage source, crack pattern, and water pressure to determine the most suitable grouting method.
Our engineers identify and mark all cracks, joints, and active leakage locations.
Injection holes are drilled at calculated intervals, and injection packers are installed.
Using specialized high-pressure injection pumps, polyurethane resin is injected into the cracks and joints until all leakage paths are sealed.
After the resin cures, the injection packers are removed, holes are sealed, and the surface is finished neatly.
A detailed quality inspection is carried out to confirm complete leakage control and waterproofing performance.
We have extensive experience in waterproofing and structural leakage repair using advanced PU Injection Grouting technology.
Faq
PU Injection Grouting is ideal for active water leakage in basements, lift pits, water tanks, retaining walls, construction joints, and underground structures.
Yes. Polyurethane resin expands on contact with water and is highly effective in stopping active and high-pressure water leakage.
For active leakage, PU Injection Grouting is often the preferred solution because it seals leakage from within the structure without major demolition.
Professionally executed PU Injection Grouting can provide 10 to 20 years of reliable waterproofing, depending on site conditions and maintenance.
Yes. We provide emergency PU Injection Grouting services for urgent water leakage problems.
Contact D P Waterproofing Contractors
Stop active water leakage with professional PU Injection Grouting solutions from experienced waterproofing specialists.
D P Waterproofing Contractors: Phone: +91 9922499691
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