Porcelain Slabs for Shower Walls – 2023 Ultimate Guide

By Onyxa Canada, Updated April 11, 2024

Porcelain Slabs for Shower Walls

If you’ve always admired the elegant allure of marble showers but were deterred by the steep price tag, there’s good news.

In my pursuit of the ideal “marble lookalike” shower, I uncovered a groundbreaking solution: porcelain slabs shower walls.

This journey led me to explore large format porcelain slabs for the shower, with one unwavering criterion: no grout lines.

The aspiration was to achieve a seamless, opulent aesthetic reminiscent of classic marble. During the planning stage, I stumbled upon an inspiring image.

This image epitomized precisely what I had envisioned—slab shower walls devoid of any grout lines. It was an epiphany, a flawless embodiment of the captivating marble veining that had entranced me as a focal point. This discovery became the bedrock of my mission to create a shower space radiating opulence while staying within budget.

In the quest to bring this vision to life, I embarked on a journey of research, design, and meticulous planning.

The result?

A shower space that not only mimics the timeless beauty of marble but also offers durability, easy maintenance, and affordability.

In this blog post, I’ll guide you through the ins and outs of using porcelain slab shower walls, sharing the valuable lessons I learned along the way.

Join me in exploring the world of porcelain slabs for a shower that exudes elegance without the extravagant cost.


What are Porcelain Slabs?

​​Porcelain slabs, crafted from premium porcelain clay, are thin, sturdy tiles that mimic natural stones like marble and granite. They’re prized for their durability, resisting scratches and stains. Ideal for countertops, flooring, and shower walls, they offer a wide range of design options. Their elegant appearance and resilience make them a popular choice for both homes and commercial spaces.


What metrics to consider when choosing shower wall material?

Porcelain Slabs for Shower Walls
Porcelain Slabs for Shower Walls

Choosing the ideal material for your shower walls is a critical decision that impacts both functionality and aesthetics. Key factors to consider include water resistance, durability, design preferences, maintenance, and budget. In this guide, we’ll help you make an informed choice for shower walls that are not only visually appealing but also practical and lasting.

  • Water Resistance: Ensure the material is inherently water-resistant or can be effectively waterproofed to prevent water damage and mold growth.
  • Durability: Select a material that can withstand daily wear and tear, resisting scratches, stains, and impact for long-lasting performance.
  • Aesthetics: Choose a material that complements your bathroom’s design and style, considering colors, patterns, and textures.
  • Maintenance: Evaluate the level of maintenance required to keep the material in good condition, including cleaning and potential sealing.
  • Budget: Determine your budget for the project, considering both initial material costs and long-term maintenance expenses.

Why Porcelain Slabs Are a Great Fit for Shower Walls

Because porcelain slabs seamlessly combine functionality, beauty and, they are the perfect choice for shower walls.

Function: These slabs create a seamless, grout-free surface, fulfilling the practical need for a clean and water-resistant shower area. Their robust durability ensures they can endure the daily wear and tear of a bustling bathroom.

Beauty: Beyond their functional benefits, porcelain slabs bring elegance to your bathroom. With their striking marble veining and versatile design options, they become a captivating focal point, enhancing the overall aesthetic appeal of your space.

Versatility: Porcelain slabs offer a versatile canvas for your shower design. Whether you prefer a contemporary, classic, or rustic look, these slabs can be tailored to your specific style, allowing for creative freedom and customization.

In essence, porcelain slabs are the preferred material for shower walls due to their ability to effortlessly blend form and function while offering a wide range of design possibilities.

Porcelain slab shower surround

A porcelain slab shower surround is a luxurious and modern choice for your bathroom. These large, sleek porcelain panels create a seamless and elegant look while offering exceptional durability and resistance to moisture. Porcelain slabs are easy to clean, require minimal maintenance, and are available in a wide range of colors and textures to suit your design preferences. Whether you prefer a minimalist, contemporary aesthetic or a more traditional style, a porcelain slab shower surround can elevate the overall look and functionality of your bathroom, making it a popular choice for those seeking both beauty and practicality.

large porcelain slabs for shower walls
Arabescato Viola AppARABESCATO VIOLA

Large porcelain slabs for shower walls are a popular choice in modern bathroom design. These oversized, seamless panels provide a sleek and luxurious look to your shower space. They offer several advantages, including minimal grout lines for easier cleaning and maintenance, high resistance to moisture, and a wide range of design options with various colors and patterns to match your aesthetic preferences. Large porcelain slabs create a contemporary and timeless appearance, making them a sought-after option for homeowners looking to enhance both the style and functionality of their shower area.

What Are the Cons of Porcelain Slabs for Shower Walls?

Two notable cons of using porcelain slabs for shower walls are their initial cost and potential brittleness. Porcelain slabs can be relatively expensive compared to other materials, which may impact your project budget. Additionally, while porcelain is durable, it can be brittle, making it susceptible to chipping or cracking if subjected to heavy impacts. However, with proper installation and care, these cons can be managed to enjoy the benefits of porcelain slabs in your shower.


Porcelain Slabs vs. Natural Stones for Shower Walls

For comparing porcelain slabs with other natural stone materials, you can refer to the comparison table below. Please note that the data and scores are based on qualitative ratings for each criterion.

Keep in mind that these ratings are subjective and offer a general comparison between porcelain slabs and natural stones for shower walls. Your ultimate decision should align with your unique priorities and project requirements.

Criteria Porcelain Slabs Natural Stones (e.g., Marble, Granite)
Durability Highly durable, resistant to scratches, stains, and chipping. (4.5/5) Durable, but may be susceptible to staining and etching. (4/5)
Water Resistance Virtually impervious to water, ideal for wet environments. (5/5) Requires sealing to prevent water penetration. (3.5/5)
Design Options Wide range of colors, patterns, and textures, including marble and granite looks. (4/5) Natural and unique aesthetics, each slab is one-of-a-kind. (5/5)
Maintenance Low-maintenance, regular cleaning usually sufficient. (4.5/5) Requires regular sealing and more careful maintenance to prevent staining and etching. (3/5)
Heat Resistance Good resistance to heat. Suitable for steam showers or radiant heating systems. (4/5) Resistant to heat, can withstand high temperatures. (4.5/5)
Cost Can be more expensive than some natural stones, but cost varies. (3.5/5) Cost can vary widely depending on the type of natural stone. (3/5)
Versatility Versatile in design, can mimic the appearance of various natural stones. (4/5) Offers a timeless and luxurious appearance. (5/5)
Installation Requires professional installation for large slabs. DIY-friendly for tiles. (3.5/5) Requires professional installation. (4/5)
Character and Uniqueness Replicates natural stone looks but lacks the uniqueness of natural stone. (4/5) Each slab is unique with natural variations. (5/5)
Maintenance Effort Lower maintenance effort due to high resistance to stains and damage. (4.5/5) Requires more maintenance to preserve appearance. (3/5)
Total (Out of 50) 42.5/50 41/50

Based on the comparative analysis presented in the table, it becomes evident that porcelain emerges as a compelling choice for shower wall materials. It excels in essential aspects such as water resistance, durability, and ease of maintenance. While natural stones possess their unique allure, porcelain’s ability to offer durability, versatility, and lower maintenance requirements positions it as a practical and aesthetically pleasing option. However, the ultimate decision should always be guided by your specific project priorities and preferences.


Where Can I Find the Best Porcelain Slab Options?

Now that we’ve established that porcelain slabs can be an excellent choice for your shower walls and bathroom let’s explore where to locate the finest porcelain slabs in Toronto. Onyxa Canada recognized as an industry leader in porcelain slabs and stoneware, can provide valuable assistance. Here are some of the top porcelain slab options perfectly suited for your bathroom.

Porcelain Slabs for Shower Walls - SAHARA NOIR (SAINT LAURENT)
Porcelain Slabs for Shower Walls – SAHARA NOIR (SAINT LAURENT)


Porcelain Slabs for Shower Walls -ARABESCATO
Porcelain Slabs for Shower Walls -ARABESCATO


Porcelain Slabs for Shower Walls - NEW CALACATTA GOLD
Porcelain Slabs for Shower Walls – NEW CALACATTA GOLD


Porcelain Slabs for Shower Walls - CALACATTA ORO
Porcelain Slabs for Shower Walls – CALACATTA ORO



In conclusion, porcelain slabs offer an appealing option for shower walls, with their remarkable water resistance, durability, and aesthetic versatility. While they come with a few cons, proper installation, and care can help overcome these challenges. If you have any questions or need further guidance on choosing the right materials for your bathroom project, don’t hesitate to reach out or book an appointment with Onyxa Canada. Our experts are here to assist you in creating the perfect shower space that suits your needs and preferences.

Book a free appointment,

Or call us: +1 (416) 854.8645

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