Microcement vs Polished Plaster: Choosing the Right Finish for Modern Architecture

In contemporary interior design and architecture, material selection defines both the atmosphere and performance of a space. Two of the most sophisticated surface solutions today are microcement and polished plaster — both offering luxurious texture, depth, and timeless appeal.

While these materials may look similar at first glance, they differ in composition, application, and functionality. This guide compares microcement vs polished plaster, helping architects and designers select the best system for each project type

What Is Microcement

Microcement is a polymer-reinforced cement coating applied in thin layers (around 2–3 mm) to create seamless, joint-free surfaces. It combines the natural character of cement with modern flexibility and adhesion.

It can be applied over concrete, tile, plasterboard, or marble — making it ideal for both new builds and renovations. Once sealed, it becomes waterproof and resistant to mechanical stress.

Key Characteristics:

• Seamless and waterproof finish.

• Suitable for floors, walls, and wet zones.

• Extremely durable and easy to maintain.

• Compatible with underfloor heating.

Learn more in our Modern Microcement Wall Designs

What Is Polished Plaster

Polished plaster, often known as Venetian plaster or Marmorino, is a decorative wall finish based on lime, marble dust, and natural pigments. It’s applied in multiple fine layers and burnished to achieve a smooth, marble-like sheen.

Unlike microcement, polished plaster is primarily decorative and not designed for heavy wear or moisture exposure.

Key Characteristics:

• Luxurious texture and natural variation.

• Breathable and eco-friendly lime composition.

• Ideal for feature walls, lobbies, and interior spaces.

• Not suitable for wet areas or flooring.

Microcement vs Polished Plaster: Technical Comparison

Feature	Microcement	Polished Plaster
Composition	Cement + polymers + minerals	Lime + marble dust + pigments
Thickness	2–3 mm	1–2 mm
Application Areas	Floors, walls, bathrooms, kitchens	Interior walls and ceilings
Water Resistance	Fully waterproof (with sealer)	Not waterproof
Durability	High, impact and wear resistant	Moderate, decorative use
Finish Options	Matte, satin, or polished	Matte to high-gloss, marble-like
Maintenance	Easy, wipe-clean surface	Occasional waxing, avoid moisture
Ideal For	Hospitality, commercial, spa zones	Lobbies, luxury walls, interiors

Design Aesthetics and Texture

Microcement

Microcement offers a minimal, architectural appearance with natural tonal variation. It’s perfect for seamless transitions between floors, walls, and furniture — creating a unified, monolithic effect.

Visual effect: Modern, industrial, and refined.Best used for: Bathrooms, corridors, lobbies, or retail spaces.

Polished Plaster

Polished plaster delivers a tactile, artisan finish that evokes classic Venetian craftsmanship. Its depth and natural movement make it a favorite for feature walls and ceilings in high-end interiors.

Visual effect: Luxurious, organic, and decorative.Best used for: Reception areas, suites, and boutique interiors.

See examples in our Projects 

Application Environments

Environment	Recommended Finish	Reason
Bathroom / Spa	Microcement	Waterproof and non-porous
Hotel Lobby / Reception	Polished Plaster	Decorative and elegant
Restaurant or Retail Space	Microcement	High durability and slip resistance
Feature Wall or Ceiling	Polished Plaster	Visual texture and depth
Outdoor / Terrace	Microcement	Weather-resistant and flexible

Sustainability and Composition

Both materials can contribute to sustainable building design:

• Microcement: Ultra-thin application reduces raw material use and supports circular construction principles. All Conmarble systems are VOC-free and LEED-compliant.

• Polished Plaster: Lime-based composition naturally absorbs CO₂ during curing, making it one of the most eco-friendly decorative finishes available.

Learn more in our Sustainability section

Maintenance and Longevity

• Microcement: Requires minimal maintenance — regular cleaning with neutral pH detergents and periodic resealing for wet zones.

• Polished Plaster: Should be cleaned gently with a damp cloth and may require waxing to preserve its sheen. Avoid constant humidity or direct water exposure.

  
  

When to Specify Each Material

Project Type	Best Material	Why
Hospitality Bathrooms	Microcement	Waterproof, hygienic, durable
Luxury Hotel Lobby	Polished Plaster	Decorative, warm texture
Office or Retail Floors	Microcement	Impact and wear resistant
Feature Wall or Ceiling	Polished Plaster	Visual artistry and texture
Wellness & Spa Areas	Microcement	Moisture-proof and seamless

Case Study: Hybrid Application in a Boutique Hotel

In a recent European boutique hotel project, Conmarble provided both microcement and polished plaster finishes. Microcement was specified for the guest bathrooms and corridors due to its durability and water resistance, while polished plaster was applied in reception areas and suites for an elegant, tactile feel.

The result was a cohesive material palette balancing modern minimalism with classic craftsmanship — proving that both materials can coexist beautifully within one architectural vision.

Why Specify Conmarble Systems

• Complete range of microcement and polished plaster solutions.

• Designed for architectural and commercial applications.

• Eco-certified, VOC-free materials.

• Available in custom textures, tones, and finishes.

• Supported by technical documentation and application guidance.

Both microcement and polished plaster offer extraordinary design potential — each with its own texture, feel, and functional strength.

For wet zones, high-traffic, and seamless surfaces, microcement is the superior choice.For decorative feature walls and interior elegance, polished plaster provides unmatched depth and artistry.

Together, they empower architects and designers to create interiors that are not only durable but also emotionally expressive and timeless.

Discover the full range of Conmarble Finishes and bring your design vision to life.