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Facade waterproofing
Protect your facade from rain, dirt and damp.
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Facade waterproofing
Water-repellent wall treatment — Protect your facade from rain, dirt and damp
Want to protect your exterior walls from rain, frost and dirt? A water-repellent facade treatment is a practical and affordable solution. It prevents damp problems and extends the life of your facade materials.
What is a water-repellent wall treatment?
A water-repellent wall treatment, also called hydrophobic treatment, involves brushing a transparent, water-repellent paste onto an exterior wall. The paste penetrates deep into the masonry to keep rainwater out while allowing the wall to breathe.
Why treat your facade?
A treated wall is:
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01
Water-repellent: prevents penetrating damp and wet interior walls
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02
Frost-resistant: less risk of damage from water freezing inside the wall
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03
Self-cleaning: dirt, algae and moss are less likely to take hold
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04
Insulating: dry walls insulate better than wet walls
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05
Durable: extends the life of bricks and mortar joints
When do your walls need a water-repellent treatment?
This treatment is particularly suitable for:
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01
Facades without a cavity wall or with porous masonry
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02
Walls with a history of damp problems
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03
Facade repairs or renovations
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04
Protection after facade cleaning
Signs that a facade may benefit from treatment include:
- Dark damp patches on exterior walls after rain
- Faster dirt build-up or moss growth
- Loose plaster or peeling paint
How is a facade treated?
Repairing cracks and mortar joints
Repairing
Applying the water-repellent paste carefully with a brush.
Applying
Drying time from a few hours to 24 hours
Drying time
The product is transparent and does not change the appearance of the facade. The work usually takes one day, depending on the surface area.
How much does a water-repellent wall treatment cost?
The cost depends on the type of facade and the preparation required. As a general guide:
Water-repellent wall treatment
€15 – €30
per m²
€15 to €30 per m², including cleaning where needed, depending on the surface and access
Repairs
Custom
tailored quote
Repairs: custom pricing based on the condition of the facade and the repairs required.
Most companies charge within these ranges. The quality of the products used can vary; high-quality water-repellent treatments can provide protection for up to 10 years.
Important to know
- Water-repellent products are vapour-permeable: moisture inside can still escape
- Not every wall is suitable for treatment, for example walls with loose mortar joints or paint coatings
- Helps prevent and treat penetrating damp
Warranty on water-repellent wall treatment
When correctly applied using quality products, a warranty of 5 to 10 years against penetrating damp is usually offered.
Together towards a healthier home
Ready for a drier home?
Tell us what you have noticed. Call +32 471 62 50 28, email info@xvocht.be or arrange a damp assessment.