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Crown Ultraguard Silicone Extreme Technical Data Sheet (TDS) – Kenya

Download the official Technical Data Sheet (TDS) for Crown Ultraguard Silicone Extreme, a premium silicone-enhanced weatherproof exterior coating designed for advanced water-repellent protection on exterior walls, masonry, concrete, roofs, and weather-exposed surfaces in Kenya.

  • Coverage: 6–8 m²/L
  • Finish: Matt Weatherproof Finish
  • Drying Time: 1–2 Hours
  • Application: Brush, Roller, Spray
  • Use: Exterior Weatherproofing & Water-Repellent Protection

Crown Ultraguard Silicone Extreme delivers advanced water repellency, UV resistance, crack-bridging flexibility, breathability, and long-lasting exterior weather protection for residential, commercial, and industrial applications across Nairobi and Kenya.

Technical Review: Reviewed by Charles Maina – Paint & Coatings Specialist at Rangi Paint Store Kenya.

Proper surface preparation, crack treatment, and recommended application thickness are essential for maximum weatherproofing performance and long-term coating durability.

Browse more weatherproofing products, shop professional paint tools & accessories, explore protective coatings, or discover complete paint bundles for contractors and homeowners in Kenya.

You can also estimate material requirements using our paint calculator, access more technical data sheets, or explore expert insights on our painting guide blog.


Technical Specifications

Product NameCrown Ultraguard Silicone Extreme
Product TypeSilicone Enhanced Weatherproof Exterior Coating
FinishMatt Weatherproof Finish
Recommended UseExterior weatherproofing and water-repellent protection for walls, masonry, concrete, and exterior surfaces
Application MethodBrush, Roller, Spray
Coverage6–8 m² per litre per coat depending on surface texture
Touch Dry1–2 hours under normal conditions
Recoat Interval4–6 hours
Recommended CoatsMinimum 2 coats
DilutionClean water (up to 10% if required)
Water RepellencyExcellent rain and moisture resistance
UV ResistanceExcellent exterior weather resistance
FlexibilityGood crack-bridging flexibility
BreathabilityHelps reduce trapped moisture within masonry surfaces
AdhesionExcellent adhesion on properly prepared surfaces
Application Temperature10°C–35°C
Relative HumidityBelow 85%
Storage ConditionsStore in cool dry conditions away from direct sunlight
Shelf Life12–24 months unopened

Ideal Applications for Crown Ultraguard Silicone Extreme

  • Exterior walls exposed to heavy rainfall
  • Homes in coastal and humid regions
  • Concrete parapet walls and balconies
  • Commercial buildings requiring long-term exterior durability
  • Residential repainting and waterproofing projects

Download Crown Ultraguard Silicone Extreme TDS PDF

Download Crown Ultraguard Silicone Extreme TDS PDF

PDF Format • Exterior Weatherproofing Guide • Updated May 2026


Recommended Surface Preparation

  • Ensure surfaces are dry, sound, and free from dust, grease, algae, and loose material
  • Repair cracks and damaged areas before coating
  • Remove unstable paint or weak cement surfaces
  • Allow fresh plaster or concrete to cure properly before application
  • Treat moisture intrusion sources before coating application

Recommended Paint System

  • Primer: Suitable exterior masonry primer where required
  • Base Surface: Properly cured and prepared masonry or concrete
  • Finish Coat: Crown Ultraguard Silicone Extreme
  • Maintenance: Periodic inspection of cracks and joints for long-term weather protection performance

Application Instructions

  • Stir thoroughly before use
  • Apply evenly using brush, roller, or spray equipment
  • Apply minimum two coats for effective weatherproof protection
  • Allow sufficient drying time between coats
  • Avoid application during rain or extremely damp conditions
  • Clean tools immediately after use with clean water

Performance Features

  • Advanced silicone water-repellent technology
  • Excellent resistance to harsh UV exposure
  • Breathable coating film helps reduce trapped moisture
  • Helps reduce dirt pickup on exterior walls
  • Suitable for tropical and coastal weather conditions in Kenya

Suitable Surfaces

  • Exterior walls and façades
  • Concrete roofs and parapet walls
  • Masonry and cement surfaces
  • Balconies and exposed exterior structures
  • Commercial and residential exterior protection projects

Typical Uses in Kenya

  • Protection of exterior walls in Nairobi residential homes
  • Weather-resistant protection for commercial buildings
  • Concrete roof and parapet wall protection
  • Exterior renovation and maintenance projects
  • Protection against rain penetration and surface dampness

Comparison: Crown Ultraguard Silicone Extreme vs Standard Exterior Paint

FeatureCrown Ultraguard Silicone ExtremeStandard Exterior Paint
Primary FunctionWeatherproof ProtectionDecorative Coating
Water RepellencyExcellentModerate
Crack BridgingGood FlexibilityLimited
UV ResistanceHighModerate
Exterior DurabilityLong-Term ProtectionStandard Durability
Moisture ResistanceAdvancedBasic

Key Benefits

  • Advanced silicone-enhanced weatherproofing technology
  • Excellent resistance to rain and moisture penetration
  • Good flexibility and crack-bridging performance
  • Superior UV and exterior weather resistance
  • Long-lasting protection for exterior surfaces
  • Suitable for Kenyan weather conditions

Limitations

  • Requires proper surface preparation for maximum performance
  • Not intended for permanent water immersion applications
  • Application during rain may affect coating performance
  • Large structural cracks should be repaired before application

Safety Precautions

  • Use in well-ventilated exterior areas
  • Avoid contact with eyes and prolonged skin exposure
  • Wear gloves and protective clothing during application
  • Keep away from children and food preparation areas
  • Follow manufacturer safety and handling guidelines

Frequently Asked Questions (FAQs)

What is Crown Ultraguard Silicone Extreme used for in Kenya?

Crown Ultraguard Silicone Extreme is used for protecting exterior walls, masonry, concrete, and weather-exposed surfaces against rain, moisture, and harsh outdoor conditions.

Can Crown Ultraguard Silicone Extreme be applied on exterior walls?

Yes. Crown Ultraguard Silicone Extreme is specifically designed for exterior wall weatherproofing and long-term outdoor protection.

How many coats of Crown Ultraguard Silicone Extreme are recommended?

A minimum of two coats is recommended for effective weatherproof performance and long-lasting durability.

Is Crown Ultraguard Silicone Extreme suitable for concrete roofs?

Yes. Crown Ultraguard Silicone Extreme can be applied on properly prepared concrete roofs and parapet walls for exterior moisture protection.

How long does Crown Ultraguard Silicone Extreme take to dry?

Crown Ultraguard Silicone Extreme becomes touch dry within approximately 1–2 hours under normal weather conditions.