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Mapei Planitop Smooth & Repair R4 is a R4-class, rapid-setting, thixotropic, fibre-reinforced, shrinkage-compensated, smoothing and repair mortar. Suitable for structural and non-structural repairs and smoothing of internal and external horizontal and vertical concrete surfaces. Planitop Smooth & Repair R4 is suitable for structures exposed to both air and in permanent contact with water.


Certified according to EN 1504-2 (protection of concrete) and according to EN 1504-3 (concrete restoration), Planitop Smooth & Repair R4 is also characterised as having very low emission of volatile organic compounds (VOC) - EMICODE EC1 R PLUS .




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Prior to the removal of any concrete, it is essential to conduct a thorough assessment of the cause and extent of damaged, deteriorated or defective concrete. Professional advice may be required to determine the severity of the deterioration, the stability of the structure and suitability of repair works.

This work method statement covers the systems for repair and protection of steel reinforced concrete, in accordance with relevant standards, industry best practice and as per MAPEI technical data sheets (TDS).



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