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What Is the Viero OLTRE Microcement System?

Posted in Products

At Viero UK, we believe that exceptional interiors start with exceptional surfaces. That’s why we’re proud to offer the OLTRE microcement systeman advanced, seamless wall and floor finish that brings both technical performance and design freedom to contemporary spaces.

From luxury residential bathrooms to high-traffic hospitality floors, OLTRE offers a refined, durable alternative to traditional tile or resin surfaces. But what truly sets this system apart is how effortlessly it transforms existing substrates—eliminating the need for demolition or extensive preparation.

Here’s everything you need to know about how Viero’s four-part OLTRE system works—and why it’s become the go-to solution for architects and interior designers across the UK.


Why Choose OLTRE Microcement?

OLTRE is a seamless decorative coating system designed for application over existing tiles and other substrates. It delivers an ultra-modern, continuous surface with no joints, grout lines, or seams—ideal for clients seeking a clean, contemporary look with low maintenance requirements.

Engineered for both aesthetic excellence and technical durability, the system is:

  • Waterproof and damp-resistant

  • Highly abrasion-resistant

  • Hygienic and easy to clean

  • Fast to apply with minimal disruption

  • Available in 48 colours and multiple finish textures

Whether you're designing a boutique hotel bathroom, a minimalist kitchen, or a luxury wet room, OLTRE allows you to create beautifully smooth and hardwearing surfaces without the mess or cost of removing existing tiles.


The Four-Stage OLTRE Application Process

The success of the OLTRE system lies in its meticulously developed four-layer process. Each component has a specific role in bonding, sealing, decorating, and protecting the final surface.

1. OLTRE Base – Surface Preparation

The Base layer acts as the primer, enhancing adhesion between the existing substrate (including tiles) and the OLTRE system. It can be applied to walls, floors, and ceilings with standard rollers or brushes. Once mixed thoroughly, it's ready for use straight from the container.

2. OLTRE Barrier – Waterproofing and Elasticity

Barrier forms an impermeable, waterproof membrane that ensures long-term protection. First, it is applied around corners and junctions to embed an elastic joint seal. Two full coats follow, incorporating a waterproofing mesh on vertical surfaces. This barrier protects against moisture ingress and allows the system to be used confidently in wet areas, including showers and bathrooms.

3. OLTRE Style – The Decorative Finish

This is where the design possibilities come to life. OLTRE Style is a decorative microcement coating suitable for walls and floors, available in 48 versatile colours. Applied in two coats, it allows you to achieve either a polished or textured trowelled effect depending on your aesthetic preferences. Sand between coats to ensure a flawless finish.

4. OLTRE Top – Protective Sealant

The final stage is the Top coat, a polyurethane sealer that locks in the finish with a soft matte sheen. Mixed from two components and applied in two layers, this topcoat offers superb resistance to wear, water, and staining—perfect for high-use areas and wet environments alike.


Design Flexibility Meets Technical Excellence

OLTRE isn’t just about durability—it’s a designer’s dream. With a curated palette of colours and the ability to choose between refined polished finishes or hand-trowelled textures, the system offers exceptional flexibility across a variety of sectors:

  • High-end residential projects

  • Luxury spas and bathrooms

  • Boutique hotels and restaurants

  • Retail spaces and showrooms

No two OLTRE installations are the same. Every surface is hand-applied by our professional applicators, resulting in a tactile, bespoke finish that brings depth, movement, and sophistication to modern interiors.


Looking to Specify Microcement for Your Next Project?

At Viero UK, we supply and support leading architects, designers, and developers across the UK with technical expertise and product support. Our OLTRE system is available nationwide.

Ready to explore the potential of microcement? Contact our specification team today or request an OLTRE brochure to view the full colour and texture range.

Further reading