PRIMA alpha WeatherClad

Designed to Attain Pure Luxury

PRIMA Alpha WeatherClad is an autoclaved cellulose fibre cement cladding for exterior applications. Manufactured from portland cement, cellulose fibre, finely ground sand and water, PRIMA Alpha WeatherClad comforms to the requirement of AS/NZS 2908.2

PRIMA Alpha WeatherClad is a nailable pre-primed cladding, featuring tongue and groove jointing system at the width and beveled top edge at the back surface for superior joints and quick installation. It comes in 16mm thickness with smooth surface that provides deep shadow lines for design flexibility in both modern and conventional classic architecture. With its clean aesthetics and durability. PRIMA Alpha WeatherClad is the best alternative to timber cladding.

Product Benefits

  • Formulated to withstand harsh climate conditions
  • Aesthetically pleasing with smooth texture and deep shadow lines
  • Stronger and durable
  • Light weight and nailable
  • High workability and easy to handle
  • Pre-primed boards, ready to paint
  • Moisture and rot resistant
  • Fire, Water, Weather and Termite Resistant
  • Low maintenance
  • Can be concealed fixing
  • Back bevel feature to sit flush with frames for superior installation quality
  • Tongue and Groove jointing system gives consistent joints, enhance weather proofing and less on-site wastage by eliminating the need of back soakers.

Material Properties & Composition

Properties Values
Product Composition • Top Grade Cellulose Fibre
• Finely Ground Sand
• Portland Cement
• Water
Bending Strength (Saturation)
> 7 MPa ( AS/NZS 2908.2 )
Average Density (Oven Dry) 1300 kg/m3 ( AS/NZS 2908.2 )
Dimensional & Geometrical Conformance Passed ( AS/NZS 2908.2 )
Water Permeability Passed ( AS/NZS 2908.2 )
Moisture Movement 30-90% relative humidity 0.05% ( ISO 8336: 2009 )
Heat-Rain Resistance Passed ( AS/NZS 2908.2 )
Frost Resistance Passed ( AS/NZS 2908.2 )
Warm Water Resistance Passed ( AS/NZS 2908.2 )
Soak-Dry Performance Passed ( AS/NZS 2908.2 )
Combustibility Deem to comply with BCA
Early Fire Hazard Test Passed ( AS 1530.3 )
Thermal Conductivity ~ 0.20W/mK ( ASTM C518 )