Valero Slate 1st Grade Pre-Holed Spanish Slate - 500 x 250 mm

Key Features: 

• Colour: Grey / Black
  
• Size Options: 500 × 250mm 
  
• Nominal Thickness: 5–6mm
  
• Pre-holed: Yes
  
• Quarry: Fully traceable Spanish quarry
  
• Origin: Northern Spain
  
• Guarantee: 100 Year Quarry-backed Guarantee

Description:

Valero is a premium, certified W1-S1-T1 Spanish natural slate renowned for its refined character, long-term performance, and exceptional visual appeal. Its naturally textured Grey/Black finish makes it ideal for both traditional architecture and modern contemporary builds, offering a timeless aesthetic that enhances any roofing project.

Produced from one of Spain’s most respected slate regions, Valero is formed through natural geological compression, creating a strong, durable slate with excellent weather resistance. This slate is guaranteed not to discolour due to pyrite within a 100-year period, ensuring a clean, consistent appearance that will stand the test of time without risk of rusting or surface blemishes.

Backed by full traceability from quarry to roof, Valero combines outstanding quality with complete peace of mind. Perfect for extensions, loft conversions, refurbishments, and full re-roof installations, it delivers a superior, long-lasting finish that homeowners and installers can trust.

Technical Performance:

• 100% traceable back to source
• Water Absorption: W1
• 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