DERZ PLUS CG1 – Cementitious Tile Grout (1–6 mm)

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DERZ PLUS CG1 – Cementitious Tile Grout (1–6 mm)
DryFiX DERZ PLUS CG1 is a cement-based tile grout reinforced with special hydrophobic polymers. Designed for 1–6 mm joint widths, it provides good adhesion, a smooth finish and resistance to abrasion and freeze-thaw cycles.

Advantages of DERZ PLUS CG1 Tile Grout

  • Easy to mix and apply
  • High compressive strength and abrasion resistance
  • Formulated with hydrophobic polymer additives
  • Good resistance to staining and cracking
  • Strong adhesion to tile edges
  • Provides a smooth and uniform joint finish
  • Resistant to freeze-thaw cycles

Application Areas of Cementitious Tile Grout

DryFiX DERZ PLUS CG1 is suitable for filling joints between 1 and 6 mm wide in indoor tile installations.

It can be used for grouting:

  • Ceramic tiles
  • Porcelain and granite tiles
  • Marble coverings
  • Natural stone coverings
  • Other suitable tile and stone surfaces

Suitable for horizontal and vertical indoor applications.

Application Instructions

1. Surface Preparation

Before grouting, ensure that the joints are clean and free from dust, debris, adhesive residues and other contaminants that may affect adhesion.

  • Clean all joint gaps thoroughly before application.
  • Slightly moisten the joints with a damp sponge before applying the grout.
  • Ensure that the tile adhesive has sufficiently cured and that the coverings have been installed for at least 24 hours.
  • Make sure that no standing water remains in the joints.

2. Mixing Preparation

Slowly add DryFiX DERZ PLUS CG1 powder to 6.75–7.25 litres of clean water per 20 kg bag while mixing with a suitable mechanical mixer.

  • Mix for 2–3 minutes until a homogeneous consistency is obtained.
  • Allow the mixture to rest for approximately 5 minutes.
  • Remix for another 1–2 minutes before application.
  • Use the prepared mixture within 30 minutes.

Do not add additional water or other materials to the mixture once it has been prepared.

3. Application

Apply the prepared grout into the joint gaps using a rubber grout float or trowel. Work diagonally across the joints to ensure that they are completely filled.

Remove excess grout from the tile surface using the grout float.

Depending on ambient conditions, gently clean the surface with a damp sponge after approximately 15–20 minutes. Avoid applying excessive pressure during cleaning to prevent removing grout from the joints.

4. Warnings and Recommendations

  • Do not apply to metal surfaces.
  • Do not add foreign materials to the product.
  • Do not apply outdoors when rain is expected.
  • Protect freshly applied grout from frost, direct sunlight and strong winds for the first 24 hours.
  • Apply at temperatures between +5°C and +35°C.
  • Clean all application tools with water before the grout hardens.
  • Ensure that the underlying tile adhesive has cured before grouting.

Consumption of DERZ PLUS CG1

Approximate consumption is 100–800 g/m², depending on the tile dimensions, joint width and depth.

Actual consumption may vary according to the tile format, joint dimensions and application conditions.

Technical Specifications and Performance Values

PropertyValue
Product TypeCementitious Tile Grout
ClassificationCG1
Joint Width1–6 mm
ColourWhite
Water Mixing Ratio6.75–7.25 litres / 20 kg
Pot LifeMaximum 30 minutes
Service Opening TimeMinimum 24 hours
Flexural Strength≥ 2.5 N/mm²
Compressive Strength≥ 15 N/mm²
Water Absorption (30 minutes)≤ 5 g
Water Absorption (240 minutes)≤ 10 g
Shrinkage≤ 3 mm/m
Abrasion ResistanceTo be confirmed
Consumption100–800 g/m²
Packaging20 kg kraft bag
Shelf Life12 months

Storage and Shelf Life

Store DryFiX DERZ PLUS CG1 in its original, unopened packaging in a dry and cool environment.

Protect the product from moisture and direct contact with water during storage.

Shelf life is 12 months when stored in unopened original packaging under suitable conditions.

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