Kalekim 3001 Izostop is a rapid-setting, cement-based waterproofing and leak-stopping mortar designed to immediately plug active water leaks in concrete and masonry structures. It contains mineral fillers and special cement and can be applied either as a dry powder for small leaks or mixed with water to form a sealing mortar.
Key Features
- Rapid setting — forms a water-resistant plug very quickly.
- Stops active water leaks in concrete and masonry.
- Can be applied dry or as a mortar, depending on the leak and application.
- Water impermeable after setting.
- Strong adhesion to concrete and mineral substrates.
- Non-shrink formulation helps minimize cracking.
- Does not promote corrosion of reinforced concrete.
- Can be covered with subsequent waterproofing systems.
Typical Applications
Kalekim 3001 is suitable for stopping water ingress in:
- Basement and foundation walls
- Reinforced concrete structures
- Concrete water tanks
- Concrete pipes
- Pressurized or leaking water joints
- Pipe and cable penetrations
- Form-tie holes in concrete
- Leaks requiring treatment before applying a waterproofing system







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