Blog Posts

Learning how to waterproof a shower correctly is essential. A tiled shower is a beautiful, luxury upgrade for any home—and an investment you don’t want to see fail prematurely due to hidden moisture damage. PROVA shower waterproofing systems use a surface-level, system-based approach to manage water directly behind the finished surface, helping protect shower walls, floors, transitions, and detailing while preserving long-term performance and visual integrity when installed as a complete assembly.

Laundry rooms are exposed to frequent moisture, appliance leaks, and humidity that can quietly damage floors and walls over time—especially in tiled or design-forward laundry upgrades. While waterproofing is not universally mandated for every residential layout, it is widely recognized as a best-practice safeguard in higher-risk laundry spaces. This guide from ProLux Materials explains how to waterproof a laundry using PROVA system options, including membranes, waterproof tile backer boards, and uncoupling membranes, helping protect premium finishes and support long-term waterproof performance beneath tile.

Saunas and steam rooms have very different waterproofing requirements, and understanding that difference is key to building a durable sauna. While traditional saunas rely on wood construction and ventilation to manage heat, moisture can still affect tiled floors and surrounding wet areas if not properly waterproofed. This guide from ProLux Materials explains how to waterproof sauna floor assemblies and sauna-adjacent spaces using PROVA systems, covering the right materials, installation best practices, and common mistakes to avoid for long-term performance and reliability.

Laundry rooms are exposed to frequent moisture, splashes, and the risk of appliance leaks that can quietly damage floors and walls over time. Waterproofing in a tiled laundry is widely recognized as a best-practice solution—especially under appliances, around sinks, and in upper-floor or enclosed laundry spaces. This guide explains where and why laundry waterproofing is recommended, and how PROVA waterproofing systems can be used on floors and walls to help protect substrates, reduce moisture risks, and support long-term durability.

Cement board is moisture-resistant, not waterproof. In a shower, water and vapor can pass through seams, fasteners, and pores, leading to leaks, mould, and tile failure. This guide explains why every cement-board shower needs a bonded waterproofing layer, compares PROVA Mat waterproofing membranes vs PROVA Board Plus+ Backer Board, and outlines step-by-step installation to meet ANSI/ASTM standards. Get pro tips, avoid common mistakes, and build a shower that lasts with ProLux-supplied PROVA systems.

Steam showers generate intense heat and vapor that can destroy walls, grout, and insulation if not sealed correctly. This guide from ProLux Materials explains how to waterproof a steam shower using PROVA systems for full vapor-tight protection. Discover the right materials, installation steps, and testing methods to prevent leaks, mold, and damage, ensuring your home spa stays efficient, durable, and beautifully finished for years.

Yes, you can install waterproof backer board over sound, flat drywall to build a durable kitchen backsplash. This guide explains when to choose an overlay versus a bonded membrane, how to prep and fasten boards, and how to seal seams, corners, and penetrations for a continuous moisture barrier. You’ll also learn outlet planning, trim clearances, and mortar selection. ProLux Materials supplies genuine PROVA systems for reliable, long-lasting results.

Do you really need a backer board for a backsplash? It depends on where it’s installed. In dry areas, drywall with a waterproof membrane may be enough. Near sinks or steam-heavy zones, a waterproof backer board like PROVA Board Plus+ is the smarter, long-lasting choice. This guide from ProLux Materials explains when and why to use backer board, and how PROVA systems deliver reliable, professional-grade moisture protection.

Discover how much it costs to waterproof a shower and why investing in proper waterproofing saves you thousands in future repairs. Learn how PROVA systems from ProLux Materials offer reliable, code-compliant protection that lasts over 20 years. From DIY kits to professional installations, we break down average costs, material options, and expert tips to help you choose a durable, long-term waterproofing solution for your bathroom.