Building Envelope
Exterior Walls
Elastomeric coatings and protection for concrete, stucco and rendered façades to stop water intrusion and refresh appearance.
ConcreteStucco / renderMasonry
Why this application fails
Where problems start
- Fine cracks admit wind-driven rain
- Weathering degrades the surface and appearance
- Joints and penetrations open with movement
- Trapped moisture damages unsuitable coatings
Conditions to evaluate
- Wall substrate and soundness
- Cracking and movement
- Moisture and efflorescence
- Exposure and orientation
Candidate system paths
Systems that commonly apply
Common substrates
ConcreteStucco / renderMasonry
Products used
Critical details
Where the work is won or lost
- Movement and control joints
- Window and door perimeters
- Penetrations and fixings
- Copings and sills
Specification checklist
What to confirm
- Crack and defect repair scope
- Joint sealing
- Breathability requirement
- Colour and finish
- Exposure assessment
Project example
Verified case study
A verified project example for this application will be published here once an authorized case study — with documented conditions, system and rights — is available. We do not publish unverified or illustrative projects.
FAQ
Exterior Walls — common questions
Will a wall coating trap moisture?
The right product depends on the wall. Breathable, vapour-permeable options are used on masonry where trapped moisture is a concern; selection is confirmed for the substrate and exposure.
Have a exterior walls project?
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