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Vermont Gray Black

DESCRIPTION

Vermont Gray-Black slate is a premium natural stone quarried in Vermont and offered exclusively in the lightweight SLATE2 system. Its medium to dark gray tones and subtle black linear markings create a classic, uniform roof. Exceptionally dense and durable, it carries a service life of 100 to 200 years. At 550 lbs per square it suits residential, commercial and historic buildings that cannot carry full-weight slate.

Color representation is for reference only. Monitor variations may affect accuracy. Contact California Slate Company for accurate color samples before final selection. Please contact us for tile selection guidance.

KEY FEATURES

    Color & Texture:
    Medium to dark gray with subtle black linear markings; uniform overall appearance with a natural cleft surface.

    Durability:
    Dense, low-absorption slate with excellent resistance to freeze-thaw cycles and long-term weathering.

    Workability:
    Supplied and installed as part of the SLATE2 system; cuts and shapes with standard slate tools.

    Longevity:
    Material service life of 100 to 200 years. SLATE2 system warranty of 50 years covering the interlayment assembly.

    Standards:
    Meets ASTM C406 (S1 Grade). Modulus of rupture tested per ASTM C120.

    Cool Roof:
    N/A

CHARACTERISTICS

Medium to Dark Gray/Black linear markings

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Smooth Surfaces, Rough Edges

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Sizes
8"x6" to 24"x 12"

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Thickness
0.25" to 0.75"
5-12 mm

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Warranty
up to 100 yrs.

TECHNICAL SPECIFICATIONS

Thickness: 1⁄4″ to 3⁄8″ (7 to 9mm)
Weight: 550 lbs/sq.
Grade: ASTM C406 S1
System: SLATE2 only
Provenance: Vermont
Sizes: Standard SLATE2 tile format, 12″ length

Fire Rating: Achieves Class A with appropriate interlayment (ASTM E-108)
Hail Impact: Class 3 (FM 4473)
Wind/Rain: Exceeds 110 MPH (TAS 100 A, Dade County Protocol)

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