MasterTop 548 A fast setting site mixed screed mortar – for fast track installation of cementitious screeds


How does MasterTop 548 work?

MasterTop 548 is a pre-bagged cementitious screed. MasterTop 548 formulated to exhibit:

  • Excellent workability of the mixed screed.
  • Maximum compaction of the laid screed.
  • Reduced shrinkage in the drying screed.
  • A rapid drying time of the screed.
  • CT-C30-F5 Screed classification in accordance to EN 13813.

What is MasterTop 548 used for?

MasterTop 548 is ideal as a solution in the following areas:

  • For indoor and outdoor use
  • For areas which are exposed to permanent wetness.
  • For fast track bonded screeds and screeds installed on an isolating or insulating layer.
  • Suitable for heated screeds.
  • As repair mortar for concrete floors and cementitious screeds.
  • For layer thicknesses from 10 to 80 mm for continual layer of application.

What are the benefits of MasterTop 548?

MasterTop 548 offers the following advantages:

  • Can be tiled after approximately 3 days, already walkable after approx. 1 day.
  • Long working time, can be worked with and smoothed for almost 1 hour despite of short curing time.
  • Suitable for application by pump, even at higher temperatures.
  • Temperature resistant from -30°C to +80°C, therefore suitable for balconies, terraces, garages, industrial floor coverings cleaned with superheated steam.
  • Insensitive to moisture, therefore suitable for areas exposed to permanent wetness.

Product Information

Technical Data Sheet

Specification Clause

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