Passaro Mixed Grade Spanish Blue Grey Natural Roof Slate

Passaro Spanish Blue Grey Natural Slate is a high-quality natural roofing slate featuring a smooth, flat surface and distinctive blue-grey colouring. Quarried in Spain, this attractive natural slate combines traditional character with a refined, uniform appearance, making it an excellent choice for both contemporary and traditional pitched roofing projects.

With its subtle blue-grey tones, even profile and smooth natural texture, Passaro Spanish Slate creates a smart, elegant roof covering that complements a wide range of architectural styles. Its relatively flat surface helps achieve neat, consistent roofing courses, providing an attractive finish across the completed roof.

Manufactured to comply with European Standard EN 12326-1, Passaro Spanish Natural Slate offers tested resistance to environmental exposure, thermal cycling and water absorption, helping to provide reliable long-term roofing performance.

The slate’s low carbonate content of less than 2% further supports its suitability for demanding external roofing applications.

Available in 400mm x 250mm (40cm x 25cm), 500mm x 250mm (50cm x 25cm) and 600mm x 300mm (60cm x 30cm), Passaro Spanish Blue Grey Slate is a versatile roofing solution for homeowners, builders and professional roofing contractors.

Features & Benefits

• Premium Spanish Natural Slate: High-quality natural roofing slate sourced from Spain, offering an attractive appearance and dependable performance.
• Distinctive Blue-Grey Colour: Subtle blue and grey tones create an elegant roof finish suitable for traditional and contemporary properties.
• Smooth Natural Surface: A relatively smooth slate texture provides a neat, refined appearance while retaining the authentic character of natural stone.
• Flat & Even Profile: Consistent slate characteristics help achieve tidy roofing courses and a uniform finished appearance.
• Excellent Durability: Suitable for long-term use on pitched roofs exposed to changing weather conditions.
• Weather Resistant: S1 classification demonstrates resistance to sulphur dioxide exposure in accordance with EN 12326 testing.
• Thermal Stability: T1 classification indicates excellent performance during thermal cycling tests.
• Low Water Absorption: W1 classification confirms compliance with the highest water absorption performance category.
• Low Carbonate Content: Contains less than 2% carbonate, supporting its suitability for natural slate roofing applications.
• Versatile Roofing Applications: Suitable for new-build properties, extensions, renovations and roof replacement projects.
• Two Available Sizes: Choose from 400mm x 250mm or 500mm x 250mm to suit different roofing requirements.

Technical Specifications

What Is Passaro Spanish Blue Grey Natural Slate Used For?

Passaro Spanish Natural Slate is suitable for a wide range of pitched roofing applications, providing an attractive and durable roof covering for domestic and commercial buildings.

Common applications include:

• New-build residential roofing projects
• Traditional and contemporary pitched roofs
• House extensions and property renovations
• Roof replacements and refurbishment projects
• Period and heritage-style properties
• Garages, porches and outbuildings

Its distinctive blue-grey colouring makes Passaro an attractive choice for properties where a softer alternative to traditional black roofing slate is desired.

The smooth surface and flat profile create a clean, understated finish that pairs particularly well with natural stone, brickwork, render and modern exterior materials.

The appropriate minimum roof pitch, headlap and fixing requirements will depend on the slate size, roof design, geographical exposure and relevant roofing standards.

What Sizes Are Passaro Spanish Blue Grey Slates Available In?

Passaro Spanish Blue Grey Natural Slate is available in two popular roofing sizes:

• 400mm x 250mm (40cm x 25cm): A smaller natural slate format suitable for roofing projects requiring a traditional appearance with more closely spaced courses.
• 500mm x 250mm (50cm x 25cm): A popular natural slate size suitable for a wide range of domestic and commercial pitched roofing applications.
• 600mm x 300mm (60cm x 30cm): A popular natural slate size suitable for a wide range of domestic and commercial pitched roofing applications.

The number of slates required per square metre will depend on the selected slate size and specified headlap.

Why Choose Passaro Spanish Blue Grey Natural Slate?

Passaro Spanish Blue Grey Slate combines the natural beauty of genuine Spanish slate with the durability and weather resistance required for professional pitched roofing installations.

Its smooth surface, flat profile and distinctive blue-grey colouring create an elegant roof finish, while its S1, T1 and W1 classifications demonstrate tested performance against environmental exposure, thermal cycling and water absorption.

With a carbonate content below 2% and compliance with EN 12326-1, Passaro Spanish Slate is a dependable option for roofing contractors, builders and homeowners seeking a high-quality natural roofing material.

Available in 400mm x 250mm, 500mm x 250mm and 600mm x 300mm, Passaro Spanish Blue Grey Natural Slate provides an attractive and practical roofing solution for both new and existing properties.