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SofTop™ Comfort S is a flexible self-smoothing polyurethane resin comfort floor system which provides a hard wearing finish typically at 5 mm thickness. The SofTop Comfort S system is an environmentally friendly product, free of solvent and using natural plant oils in its formulation.

System includes:

  • Substrate.
  • Primer: Resuprime PU.
  • Membrane: SofTop Comfort Membrane.
  • Screed: SofTop Comfort SL.
  • Seal: Resupen WB Matt.

Features and benefits:

  • A flexible product which helps to reduce vibration.
  • Sound absorbing up to 20 dB.
  • Seamless.
  • Matt finish.
  • Extremely hard wearing.
  • Hygienic.
  • Good chemical resistance.
  • Smooth finish for precise operation equipment.


  • Hospitals.
  • Schools.
  • Offices.
  • Atriums.
  • Sports areas.
  • Studios.
  • Pharmaceutical areas.

General information
Specification data
Product Reference

SofTop™ Comfort S

Standard product features

Technical characteristics:

  • System thickness: 5 mm.
  • Hardness after 24 hours, Shore D to DIN 53501: 80 mm.
  • Crack bridging ability (membrane): 2 mm.
  • Elongation at break to DIN 53504 (membrane): >300%.
  • Abrasion resistance to EN 1504-2: <50 mg.
  • Bond strength to EN 13892-8: >1.5 MPa (substrate failure).
  • Temperature resistance: Up to 90⁰C.
  • Reaction to fire to BS EN 13501-1: Bfl – s1.
  • Impact resistance to EN 1504-2: Class II.
  • Chemical resistance: Good.
  • Ultraviolet (UV) stable: Yes.
  • FerFa class: Class 5.
  • Slip resistance to ASTM E 303: <36 (low slip potential in wet/ dry conditions).
  • Volatile organic content (VOC): Varies depending on product, >5–42 g/L.
  • Coverage per unit: Varies depending on product, up to 40 m².
  • Cure rate: Depends on traffic conditions and temperature: 18 hours to 8 days.
  • Application temperature: 10–25°C and an equilibrium relative humidity (ERH) <90%.