CERESIT R 755 EPOXY SAFETY PRIMER

  • Highly efficient barrier against residual moisture
  • Highly resistant to loads and stresses
  • Excellent adhesion

Features and benefits

Reliable moisture barrier effect: up to 6 CM% on cement screeds, up to 7 CM% on concrete floors. Also suitable for producing an epoxy resin screed.

Properties

Description

CERESIT® R 755 Epoxy Safety Primer is the most powerful weapon against rising moisture in CERESIT´s primer segment. It reliably seals cement screeds up to a residual moisture content of up to 6 % CM and concrete floors up to 7 % CM moisture. It is also suitable for strengthening difficult substrates.Available canister size: 7+12 kg

Documents and downloads

How to use

CERESIT Tiling CE60 LP Instructions Illustration Step 1

SUBSTRATE PREPARATION FOR APPLICATION OF CERESIT R 755

The substrates must be clean, crack free, sound, dry, and free of substances that would impair adhesion.

CERESIT Tiling CE60 LP Instructions Illustration Step 2

MIXING OF CERESIT R 755

Lift the top container slightly to allow the hardener to drain completely into the canister below. Then carefully mix resin and hardener using a hand drill with stirring attachment for at least 2 minutes. If available, use a continuously adjustable stirrer. 

CERESIT Tiling CE60 LP Instructions Illustration Step 3

APPLICATION OF CERESIT R 755

Apply a generous coat of CERESIT R 755 with a lamb- skin roller. For blocking the capillary rise of moisture or residual moisture in concrete floors or cement screeds, a second coat must be applied crosswise not later than 48 hours after the first coat has dried. 

Related how to guides

  • How to prepare floor for self levelling compound application
  • How, when and why use primers in flooring jobs

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Frequently asked questions

Can be used for sealing old, existing substrates and mastic asphalt before direct bonding with elastic wood flooring adhesives (plasticizer barrier).

Approx. 5 kg grain size 0.4 – 0.8 mm/approx. 5 kg grain size 0.2 – 2 mm/1 kg CERESIT R 755.

Only carry out floor installation work if the floor temperature- is above 15°C, air temperature above 18°C and relative humidity below 75 %.