JRC Venta 120 Spanish Roofing Slate 500 x 250mm Premium Grade [JRCVEN250]

These Spanish Roofing Slates are popularly known for its flatness and even thickness

• Trouble free installation
• Colour: Black with very little visible pyrite
• Suitable for use as roofing or external cladding
• Premium Grade
• Size: 500 x 250mm

Technical Data:

• Water Absorption: W1
• Non Carbonate Carbon Content: In accordance <2%
• Mechanical Resistance Characteristics (MoR): Longitudinal - 74.6 N/mm2 Transversal - 76.2 N/mm2
• Calcium Carbonate Content: Complies <1%
• Dimensional Tolerances: Complies
• Thermal Cycle: T1
• Exposure SO2: S1
• External Fire Performance: Deemed to satisfy A1
• Reaction to Fire: Deemed to satisfy A1
• Release of Dangerous Substances: None