Weberkol Flex Extra | Polymer-Modified Highly Flexible Tile Adhesive Mortar

02/07/2026

Weberkol Flex Extra | Polymer-Modified Highly Flexible Tile Adhesive Mortar

Weberkol Flex Extra | Polymer-Modified Highly Flexible Tile Adhesive Mortar

Weberkol Flex Extra

Weberkol Flex Extra is a polymer-modified, highly flexible tile adhesive mortar featuring reduced slip properties and extended open time. Designed for high-performance applications, it provides reliable bonding for a wide range of covering materials, including ceramic tiles, granite, and marble. Suitable for both indoor and outdoor use, it is also an excellent choice for swimming pools and industrial environments where durability and flexibility are essential.

Technical Specifications

Composition: Cement-based, polymer-modified adhesive mortar

Features:

  • Reduced slip properties
  • Extended open time
  • Polymer-modified, highly flexible formulation

Application Area: Walls and floors

Packaging: 25 kg bag

Additional Features: Suitable for industrial applications and environmentally friendly

Applications

Ceramic Tile Installations

Provides excellent bonding performance for standard ceramic tile applications.

Granite and Marble Coverings

Ensures secure adhesion for heavy and large-format stone and tile installations.

Indoor and Outdoor Applications

Suitable for residential, commercial, and industrial construction projects.

Swimming Pools

Offers long-term durability in areas exposed to constant water contact.

Industrial Flooring

Performs reliably in environments subject to heavy traffic and high loads.

Advantages

  • Highly flexible: Accommodates structural movement and offers superior crack-bridging capability.
  • Polymer-modified formula: Enhances bonding strength, flexibility, and long-term durability.
  • Reduced slip: Prevents tile movement on vertical surfaces during installation.
  • Extended open time: Provides greater flexibility and ease of application.
  • Versatile use: Suitable for ceramic tiles, granite, marble, and other heavy covering materials.
  • Environmentally friendly: Manufactured with a formulation that is safe for both users and the environment.

Application Steps

Surface Preparation

Ensure that the substrate is clean, dry, sound, and free from dust, grease, and loose particles.

Mixing

Mix the product with water according to the manufacturer’s instructions until a homogeneous consistency is achieved.

Application

Apply the adhesive using a notched trowel and install the ceramic tiles, granite, or marble coverings onto the prepared surface.

Adjustment Time

The extended open time allows easy repositioning and adjustment of covering materials during installation.

Result

The installed coverings achieve a durable, aesthetically pleasing, and long-lasting finish.

Frequently Asked Questions (FAQ)

Where can Weberkol Flex Extra be used?

It is suitable for the installation of ceramic tiles, granite, marble, and glass mosaics in indoor and outdoor areas, including swimming pools and industrial facilities.

What are the benefits of the polymer-modified formulation?

It improves bonding strength, increases flexibility, and provides enhanced performance for heavy covering materials.

Can it be used in swimming pools?

Yes. It is specifically designed to perform reliably in areas exposed to continuous water contact.

What is the purpose of the reduced slip feature?

It helps prevent ceramic tiles, granite, and marble coverings from sliding on vertical surfaces during installation.

What packaging is available?

The product is supplied in 25 kg bags.