Finnseco Polytop Plus

Polymer-modified cement mortar, which slows down the intrusion of moisture and carbon dioxide into the underkying concrete. Maximum grain size of 0.6 mm.

Leveling render for clean, firm surfaces, e.g., sand-blasted concrete, slowing down the carbonation of concrete and forming a smooth surface for the actual coating. The product has excellent water retention, which prolongs working time in hot and windy conditions.

Residential, business, industrial, warehouse and other buildings.

Waterborne

The temperature of air, mortar and substrate must be at least +5 °C. Avoid working when it is hot or in direct sunlight.

Remove the existing coating or paint by sand-blasting. Remove any loose or damaged concrete, expose the corroded reinforcement bars by chipping and clean them of rust to at least grade St2. Remove any sanding and chiseling waste carefully. Treat refined steels with Finnseco Tartuntalaasti grout. Necessary patching is done with Finnseco repair mortar according to the instructions. Wet the surface thoroughly on the previous day and again 1 to 2 hours before starting to apply the coating. You can start applying the mortar when the surface is absorbent and no longer glossy.

First coat:

Spraying: Spray the mortar on mechanically and level it with a steel or cellular rubber float. You can finish the surface lightly with a sponge float in 20–50 minutes from application, according to the conditions. Mortar layers thicker than 4 mm are recommended to be applied in several layers. The previous mortar layer must be allowed to dry for at least one day before the next layer is applied. The next mortar layer is applied to a matte damp and absorbent surface. Application by trowel: Apply a 1–4 mm thick layer of mortar manually with a steel or cellular rubber float. You can finish the surface lightly with a sponge float in 20–50 minutes from application, according to the conditions. Cure the mortar surface by moisturizing with clean water (spray) or covering with plastic for 1–3 days, as required by the conditions.

Clean tools with water immediately after use.