VELOSIT® WP 121

Rapid Flexible Cementitious Waterproofing Slurry

VELOSIT WP 121 is a polymer modified cementitious waterproofing slurry for concrete and masonry. Due to its fast curing characteristics it is especially suitable in cool and humid environments. It is a good substrate for coatings and overlays.  It is crack bridging and a good barrier against carbon dioxide.

Typical applications:

  • Waterproofing of basements and below grade parking structures
  • Waterproofing of potable water structures
  • Protective coating on dams and spillways
  • Waterproofing acc. DIN 18195-2 table 7 and 8
  • Coating of tanks for manure and sewage
  • Waterproofing of swimming pools
  • Waterproofing underneath tiles and natural stones
  • Protection against rising dampness
  • Waterproofing of green roofs
  • Coating of trafficable flat roofs

Properties:

  • Crack bridging
  • Highly flexible, tensile elongation > 60%
  • Easy to apply
  • Resists 50 m (160 ft.) water pressure acc. to EN 12390-8
  • 30 min. working time 
  • Final strength is achieved within 2-3 days
  • Open to foot traffic after 2-3 hours (23°C/60% r.h.)
  • Ready for water pressure after 1 day
  • Very good adhesion to concrete and masonry

Downloads

Here you can find detailed information about the selected VELOSIT product.


Technical Data Sheet

Associations & Memberships: