Protective cementitious coating and levelling mortar.
Repair mortar for application in thin layers, the filling of blow-holes or imperfections in concrete to produce a smooth surface. It is a blend of Portland cements, graded aggregates, lightweight fillers and chemical additives to which a controlled amount of clean water is added in situ. It conforms to the requirements of BS EN 1504-3 Class R4 and can be used as a scrape-coat, brush or trowel applied and placed in thicknesses of 0–5 mm.
Easy to mix and apply
Excellent bond to concrete without priming
Chloride and carbonation barrier
Formulated blow hole filler
High compressive strength
High frost resistance
Vertical and horizontal applications
C42/320 Levelling/ smoothing coats
Renderoc ST 05
Standard product features