Sills

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Enhance your building's façade with Delabole Slate exterior window sills, renowned for their exceptional durability and distinctive blue-grey hues. Sourced from the historic Delabole Slate Quarry in Cornwall, these sills offer a unique aesthetic that complements both traditional and contemporary architectural designs. Their inherent strength and low maintenance make them an ideal choice for enhancing the longevity and appearance of your property.

The finest slate in the world

from the oldest operating slate quarry in the world, Delabole Slate Quarry, Cornwall

Available in finishes such as Frame Sawn, Sanded, and Fine Rubbed (Honed), each sill showcases the stone's natural beauty and unique texture. Extracted from depths exceeding 150 feet within the quarry, the stone's density and resistance to weathering ensure longevity and minimal upkeep, making it suitable for both residential and commercial projects.

Features and benefits

Authentic Natural Material: Quarried from the renowned Delabole Slate Quarry, ensuring genuine quality and provenance.
Distinctive Aesthetic: Unique blue-grey color with natural variations, providing a timeless and elegant appearance.
Exceptional Durability: Resistant to weathering, frost, and atmospheric pollution, ensuring longevity in various climates.
Low Maintenance: Requires minimal upkeep; occasional washing down maintains its pristine condition.
Versatile Applications: Ideal for external window sills, facades, and other architectural elements.
Sustainable Choice: Responsibly sourced, reflecting a commitment to environmental stewardship.
Customizable Options: Available in various finishes and sizes to suit specific project requirements.

Technical and safety

Material Composition: Highest-quality natural slate with excellent compressive strength and low water absorption (less than 0.1% by weight).
Finishes Available:

Frame Sawn: Light blue-grey with natural saw marks for a traditional look.
Sanded: Hand-finished for a mellow appearance.
Fine Rubbed (Honed): Smooth, dark blue-grey matte surface.

Size Options: Custom sizes available to meet specific project requirements.
Installation: Can be installed by professional masons or builders using standard masonry techniques.
Maintenance: Cleaning with soapy water; optional treatments like Lithofin Stainstop or Slate Oil can enhance appearance and ease of cleaning.
Safety: Non-combustible and resistant to atmospheric pollution, frost, and temperature changes, ensuring a safe and stable window sill solution.

Sample: frame-sawn

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Gallery

External Sill