MasterTop 116FC: Rapid-setting, polymer modified, portland cement-based patching underlayment

Formerly: Chemrex Levelpatch

MasterTop 116FC description:

MasterTop 116FC is used to patch and smooth cured concrete, approved wood underlayments, and cover properly prepared cutback residue. Combined with water, MasterTop 116FC mixes to a creamy smooth consistency for ease of application. Designed around a portland cement-based matrix, MasterTop 116FC is a rapid-setting, polymer-modified cement-based patching underlayment.

Recommended uses:

  • Skim coating and patching rough concrete
  • For filling minor voids, holes, and cracks in concrete and underlayments
  • Leveling and smoothing wood underlayment seams and joints
  • Level coating over adhesive residue (cutback included) that is thin, well bonded, structurally sound and non-water soluble
  • Over vinyl flooring (when MasterTop A 100 is used)

What are the unique features of MasterTop 116FC?

  • Can be installed up to 1"
  • Easy to mix
  • Normally only requires the addition of potable water
  • Compatible with most flooring adhesives

What are the benefits of MasterTop 116FC?

  • Rapid setting minimizing downtime
  • No priming so extra steps and time are eliminated
  • Can be mixed with MasterTop A 100 for added adhesion to difficult substrates

US / Canada Product Information

Data Guide

Certification Letter

LEED Letter

Direct contact

Master Builders Solutions Technical Support

Construction Systems


Product Certifications

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Related Literature

Certification Letter

pdf (55.36 Kb)

Data Guide

pdf (269.50 Kb)

LEED Letter

pdf (72.43 Kb)