Description
ARDEX R 21 PU is a transparent, anti-scratch two-component aliphatic polyurethane coating suitable for finishing and protecting polymeric and concrete flooring, increasing resistance to scratching and abrasion, and providing outdoor stability and chemical resistance.
After setting, ARDEX R 21 PU is waterproof, resistant to chemical agents and weathering, frost and weathering.
Use:
Internal or external applications
Protection of polymeric flooring exposed to light vehicle and pedestrian traffic, such as garages, warehouses, showrooms, light industrial buildings
Protective layer on flooring with coloured aggregates or chips
Matt finish for floor self-levelling
Location:
Internal and external
Substrates:
Protective coating over ARDEX R 76 PU or ARDEX R 50 ES
Coverage:
80-90g/m2 per coat
Density:
Approx. 1.1kg/L
Working Time:
Approx. 50 minutes
Drying Time:
Touch Dry: 5 Hours
Trafficable: 48 Hours
Full Cure: 7 Days
