Costar 1K is a blend of Portland cement, well graded quartz sand and polymer enhanced chemical ingredients which when mixed with water, forms a waterproof coating for concrete surfaces. It can be used above or below the grade. A product of in-depth research; tested and trusted by experts, with wide range of applicability and features next to none.
Features
- Easy application
- Polymer modified
- Excellent resistance to strong hydrostatic pressure, both negative and positive sides
- Excellent freeze/thaw resistance
- Wide range application and flexibility
- Only requires mixing with water
- Variable Consistency
- Excellent sag resistance
- Applicable to damp substrates
- Unique adhesion properties
Application Areas
- Costar 1k can be applied on Concrete, brick and block foundations and retaining walls, wastewater tanks etc.
- Applied interior/exterior, above or below grade, positive or negative water pressure side
- It can also be used as a base coat for Costar 2k
- It is useful for waterproofing and protection of basins and pipes
- Excellent for waterproofing of showers, terraces, balconies, swimming pool etc.
- It can be applied as protection against effects of freeze- thaw and carbon dioxide attack
APPLICATION INSTRUCTION
Surface Preparation Concrete substrates must be sound and of sufficient compressive strength (minimum 25N/mm2) with a
minimum pull off strength of 1.5N/mm2.
