Expert Waterproofing Solutions for Toilet & Bathroom Area

Toilets are one of the most common sources of water leakage, often due to hidden cracks, poor sealing, water pooling, or long-term wear and tear.

Leakage can also arise from issues like clogged drains, faulty installations, or improper slope that hinders water flow, leading to moisture buildup behind tiles or under flooring. Left untreated, these problems can cause structural damage and mould growth.

Common Water Leaks in Your Homes

Water leaks are a common issue in many homes, affecting roofs, ceilings, bathrooms, walls, and balconies. Fixing them early helps prevent costly damage and keeps your home safe and comfortable. Our recent survey shows just how widespread these problems are.

47%

Bathroom water leaks

38%

Internal wall dampness, peeling paint

25%

External wall dampness, cracks.

11%

Balcony water leaks

Signs & Causes of Water Leakage in Your Toilet & Bathroom

Spotting damp floors, stains, or a musty smell around your toilet? See the common leak signs below to identify your problem.

Water stains on walls / ceilings

Leaking pipes or faulty seals.

Peeling paint or bubbling surfaces

Trapped moisture behind tiles or walls

Water stains on walls / ceilings

Leaking pipes or faulty seals.

Water dripping sounds

Loose fittings or hidden pipe leaks.

Musty odour / Mould growth

Persistent water intrusion or poor ventilation.

Why Water Leaks Keep Recurring

Leaks return when the wrong waterproofing system is used. The solution fails to withstand specific structural demands, requiring expensive, repeated repairs. The primary reasons for failure include:

Failure to Diagnose the Root Cause

Targeting only the symptom (the water stain) and not the root cause ensures failure. Without precise diagnosis, the core issue remains, and the leak will recur.

Incorrect Materials or Installation

Using incorrect materials or compromised installation techniques guarantees failure. The solution won't bond properly or withstand the site's unique demands.

Worn-out Components

Even well-installed systems have a lifespan. Worn-out components, such as degraded sealants, flashing, or aging membranes, eventually fail and require replacement.

How ARCHTECH Identifies and Fixes Toilet & Bathroom Leakages

We provide a systematic, long-lasting solution that protects your property from leaks, mould, and structural damage. Here’s how we do it:

1

Initial Site Assessment & Safety Protocols

Our specialist first inspects the wet areas to find water leaks and damage while ensuring minimal disruption to protect your property.
2

Moisture Mapping & Leak Source Detection

We use advanced thermal cameras to accurately find the exact source of the leak, ensuring a long-term solution.
3

Crack Repair & Substrate Restoration

We repair all cracks and reinforce weak areas immediately to make sure the surface is strong before we start waterproofing.
4

Application of ARCHTECH Waterproofing Solution

Multiple waterproofing layers are applied to protect your area from leaks for years. Completion usually takes just 1 day depending on the size of the area.

Reliable Waterproofing
For Your Bathroom

Our toilet and bathroom waterproofing approach is built on accurate leak assessment, expert application, and systems tailored to your building’s structure. By selecting the right waterproofing materials and techniques for each situation, we ensure durable repairs that prevent future leaks, delivering stronger protection and long-term performance.

In-House Specialist Expertise

We rely on our own certified experts for precise diagnosis and uncompromising quality workmanship, ensuring permanent repairs.

Comprehensive Leak Resolution

Our expertise allows us to fix all types of water leaks across industrial, commercial, and residential buildings.

Unmatched System Versatility

We master all major membrane types (torch-on, liquid, cementitious). This versatility ensures we select the right material for your structure, guaranteeing longevity.

Comprehensive 3-years Warranty for a Piece of Mind

Our long-term warranty covers all flat roof waterproofing work, giving you confidence in durability and reliability of ARCHTECH’s leak-proof solution.

Our Past Projects

ARCHTECH Waterproofing has been trusted across nation wide, from hospitality developments and government facilities to large-scale engineering works and premium residential properties. Our solutions are engineered for long-term performance, backed by technical expertise at every stage of the project.

Clear Coating

Waterproofing Bathroom in Cyberjaya

November 12, 2025•

Clear Coating

Waterproofing for Toilet

November 12, 2025•

Can’t Describe the Leak? Just Show Us.

Send us a photo or video of the leak.

Need Solutions for Toilet & Bathroom Leakage?

Tell us what you’re facing, whether it’s a leak, damp smell, mould stain or bubbling paint. You can also upload a photo for faster assessment. Our team will review your case and get back to you with a personalised solution and quotation.

Explore Our Comprehensive Range of Waterproofing Solutions for Other Areas

Discover how we protect every area of your property.

HOW CAN WE ASSIST?

Frequently Asked Questions

What is waterproofing and why is it important?

Waterproofing is a process that prevents water from seeping into unwanted areas like walls, floors, and ceilings. In Malaysia’s humid and rainy climate, waterproofing helps protect buildings from leaks, dampness, mould, and long-term structural damage.

Should waterproofing be applied before or after renovation?

Waterproofing should ideally be done before construction or renovation, especially before installing tiles or finishes. This ensures a strong protective layer that prevents future leaks and damage. If the project is already completed or the area is currently occupied, our hack-free waterproofing solution can still be applied after construction or renovation, without removing tiles or disrupting daily activities.

Do I need to hack the tiles to fix a leaking toilet?

No, our waterproofing solutions are completely hack-free. We use advanced sealing and coating technologies that stop leaks effectively without removing any tiles. This method is clean, fast, and convenient, especially ideal for occupied spaces where minimal disruption is important.

My toilet is leaking, what should I do?

If you notice water leaking from your toilet floor, walls, or the ceiling below, it’s a clear sign that the waterproofing layer has failed. This problem won’t go away by just regrouting or resealing tiles. You should get our professional waterproofing inspection to identify the source of the leak. Our hack-free waterproofing solution can seal and protect the affected area without removing tiles, making it fast, clean, and ideal for occupied spaces.

Is waterproofing maintenance necessary?

Yes, maintenance is important, especially for businesses with high exposure and foot traffic, to extend the lifespan of the waterproofing and keep it cost-effective in the long run. Homeowners should also schedule regular inspections and upkeep to prevent leaks and damage. Periodic checks every 2 to 3 years are recommended to ensure continued protection. Book an inspection with us today! Our professional team will help keep your waterproofing in optimal condition and protect your property for years to come.