product is in accordance with EN 1504-2, product is in accordance with EN 13813, System meets all performance features of an OS 11a and 11b in accordance with Table A.8 of TR Maintenance 2020-05, System meets all performance features of an OS 14 in accordance with Table A.9 of TR Maintenance 2020-05
for intermediate ceilings in multi-storey car parks, for open decks in multi-storey car parks, for floor slabs
bond strength > 2 N/mm² (EN 1542)
resistance to severe chemical attack (EN 13529)
RAL colour fan K 5, StoColor System, NCS, other
thermal compatibility (EN 13687-3), resistance to temperature shock (EN 13687-1)
impact strength class l (ISO 6272-1), abrasion resistance: < 3000 mg (EN 5470-1; friction wheel h22/1000 cycles), compressive strength class l (greater/equal to 35 N/mm²) (EN 12190)
tested system build-up with voluntary external monitoring
linear shrinkage: < 0.3 % (EN 12617-1), tested for rising damp (RILI-SIB/DAfStb)
limited combustibility (EN 13501-1)
various test certificates regarding slip resistance are available
Concrete, Cementitious screed
Sto Sustainability Data Sheet
high crack-bridging ability, large number of long-term references, limited combustibility system build-up
class III: sd value (diffusion-equivalent air layer thickness) > 50 m (DIN EN ISO 7783-1)
