Wet Area Waterproofing

Bathroom and Balcony Waterproofing Solutions

OSEAGUARD provides professional waterproofing systems for bathrooms, balconies, and other wet areas, designed to prevent leaks, protect structural integrity, and ensure long-term performance.

Project Site	Recommended Membrane	Recommended Coating	Functions
Bathroom Flooring	Thin PVC / Self-Adhesive	Cementitious	Compatible with tiles
Balcony/Terrace	PVC Membrane	PU / Acrylic	Weather-resistant
Renovation projects	—	Cementitious / Acrylic	Small-area application
Pipe area	—	PU Coating	Seamless coverage

What is wet Area Waterproofing?

wet area waterproofing refers to the application of waterproofing systems in areas frequently exposed to water, moisture, and high humidity, such as bathrooms, balconies, kitchens, and laundry rooms. These areas are particularly prone to the following problems:

1. Water seepage into floors and walls

2. Leaks at corners, seams, and drains

3. Damage and mold growth caused by prolonged wetness

4. Composition of bathroom and balcony waterproofing systems

5. Components of waterproofing systems for wet areas

Waterproofing Layer (Core Waterproofing Layer)

Waterproofing Coating (Cement-based/Polyurethane)

Flexible Waterproof Membrane

Liquid Waterproofing System

Reinforcement of Critical Areas (Crucial)

Reinforcement Fabric

Sealing Tape for Corners and Seams

Common Locations: Wall-to-Floor Joints, Inside and Outside Corners, Pipe Penetrations, and Drains

Substrate Treatment and Primer

Ensuring Strong Adhesion - Improves System Durability

Protective and Finishing Layers

Compatible with Tile Adhesives: Suitable for Tiles, Stone, or Other Finishes

Construction Methods for Waterproofing in wet Areas

Bathroom Waterproofing (Focus on "Continuity + Meticulous Treatment")

Shower Area

Bathroom Floors and Walls

Drains and Around Sanitary Fixtures

Focus on "Continuity + "Detailed Treatment"

Balcony Area Waterproofing(Must consider simultaneously:

Waterproofing performance + UV resistance + Temperature difference resistance)

Open Balcony

Covered Balcony

Open Terrace

Must consider simultaneously:

Waterproofing performance + UV resistance + Temperature difference resistance

Other wet Areas

Kitchen

Laundry Room

Storage Room

Wet Area Waterproofing Systems Classified by Construction Method

Liquid Waterproofing

Seamless and flexible. Easy to apply to complex shapes, suitable for bathrooms and small areas.

Roll Waterproofing

Uniform thickness, reliable waterproof barrier, commonly used in balcony areas.

Cement-Based Waterproofing

Adheres well to concrete, suitable for indoor wet areas, compatible with tile finishes.

FAQ

Q: 1: Does waterproofing under bathroom tiles require waterproofing?

A: Yes. Waterproofing under tiles is crucial to prevent leaks, mold growth, and structural damage.

Q: 2: What is the best waterproofing solution for a balcony?

A: Balcony waterproofing typically uses flexible waterproof membranes or liquid waterproofing systems with UV resistance.

Q: 3: Can walls be waterproofed?

A: Yes. Waterproofing systems for wet areas can be applied to floors and walls, especially in shower areas and splash zones.