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Ardex Eg 15 Grout Calculator

Reviewed by Calculator Editorial Team

Ardex EG 15 grout is a high-performance epoxy grout designed for professional tiling applications. This calculator helps you determine the exact amount of grout needed for your project, ensuring you have the right materials and minimizing waste.

What is Ardex EG 15 Grout?

Ardex EG 15 grout is a premium epoxy grout specifically formulated for use in commercial and high-end residential tiling projects. It offers several advantages over traditional cement-based grouts:

  • Superior strength and durability
  • Excellent water resistance
  • Quick drying time
  • High resistance to chemical and abrasive cleaning
  • Available in a wide range of colors

The "EG 15" designation refers to the grout's specific properties, including its high solids content (15%) which contributes to its performance characteristics. This grout is ideal for applications where traditional grouts might not provide sufficient durability or performance.

How to Use the Calculator

Using our Ardex EG 15 grout calculator is simple. Follow these steps:

  1. Enter the length of your tiling area in meters
  2. Enter the width of your tiling area in meters
  3. Select the tile size from the dropdown menu
  4. Click the "Calculate" button

The calculator will then display the amount of grout needed for your project, along with additional useful information.

Grout Calculation Formula

The calculator uses the following formula to determine the amount of grout needed:

Grout Volume (liters) = (Area of Tiles + Area of Grout Lines) × Grout Thickness

Where:

  • Area of Tiles = (Number of Tiles × Tile Area)
  • Area of Grout Lines = (Number of Grout Lines × Grout Line Width × Tile Length)
  • Grout Thickness = 3mm (standard for most applications)

This formula accounts for both the area covered by tiles and the space taken up by the grout lines between them.

Example Calculation

Let's walk through an example to demonstrate how the calculator works. Suppose you're tiling a bathroom floor that's 4 meters long and 3 meters wide with 300mm × 300mm tiles.

  1. Calculate the number of tiles: (4m ÷ 0.3m) × (3m ÷ 0.3m) = 13.33 × 10 = 133.33 tiles
  2. Calculate the area of tiles: 133.33 × (0.3m × 0.3m) = 133.33 × 0.09m² = 12m²
  3. Calculate the number of grout lines: (13.33 tiles ÷ 1) × 2 = 26.66 grout lines (for both length and width)
  4. Calculate the area of grout lines: 26.66 × 3mm × 4m = 26.66 × 0.003m × 4m = 0.32m²
  5. Total grout area: 12m² + 0.32m² = 12.32m²
  6. Grout volume: 12.32m² × 0.003m = 0.03696m³ = 36.96 liters

For this example, you would need approximately 37 liters of Ardex EG 15 grout for your project.

Tips for Using Ardex EG 15 Grout

Preparation

  • Ensure your tiles are perfectly level and clean before applying grout
  • Use a notched trowel appropriate for the grout thickness
  • Work in a well-ventilated area

Application

  • Apply grout in small sections to maintain consistency
  • Use a straight edge to control the grout line width
  • Work quickly as epoxy grout has a limited working time

Curing

  • Allow the grout to cure according to the manufacturer's instructions
  • Keep the area clean and dry during curing
  • Avoid exposing the grout to extreme temperatures

Always follow the manufacturer's specific instructions for Ardex EG 15 grout, as these may vary depending on the specific product formulation and application conditions.

Frequently Asked Questions

How much grout do I need for a 5m × 5m area with 200mm × 200mm tiles?

Using our calculator, you would need approximately 25 liters of Ardex EG 15 grout for this area. The exact amount may vary slightly depending on the specific layout and grout line width.

Can I use Ardex EG 15 grout for outdoor tiling?

Ardex EG 15 grout is designed for indoor use. For outdoor applications, consider using a grout specifically formulated for exterior use to ensure proper water resistance and durability.

How long does it take for Ardex EG 15 grout to cure?

The curing time for Ardex EG 15 grout typically ranges from 24 to 48 hours, depending on environmental conditions. Always follow the manufacturer's specific curing instructions.

What tools do I need to apply Ardex EG 15 grout?

You will need a notched trowel, rubber grout float, bucket, straight edge, and mixing paddle. Safety equipment such as gloves and goggles is also recommended.