Outstanding Natural Slate Material
Uncompromising Quality

North Country Semi-Weathering Purple Slate

North Country  Semi-Weathering Purple Slate

North Country Semi-Weathering Purple is a premium natural slate that offers a sophisticated, “living” aesthetic. This variety is highly prized for its ability to mature gracefully, providing a variegated appearance that adds authenticity and textural depth to high-end residential and institutional projects.

Aesthetic Color & Profile

The highlight of this Vermont slate is its natural maturation process, which creates a roofscape that evolves with the passing seasons.

  • Initial Tones: A deep, sophisticated base of dark burgundy accented by frequent inclusions of sea green.
  • The Weathering Process: True to its “semi-weathering” nature, a portion of the slates will gradually transition to reveal warm, earthy tones of buff, tan, and brown.
  • A Transition Stone: Architects frequently specify this slate to bridge the gap and smooth the color transitions between different hues in a multi-colored roof blend.

Uncompromising Structural Performance

While the color of the stone evolves, its physical integrity remains permanent. This slate is engineered by nature to outlast the building it covers.

  • ASTM S-1 Rating: Consistently achieves the highest industry classification for natural roofing slate.
  • Durability: Offers superior structural durability, capable of withstanding heavy snow loads and physical impacts.
  • Near-Impermeable Surface: Boasts an incredibly low water absorption rate, ensuring the shingles remain immune to the damaging effects of freeze-thaw cycles and acid rain over time.

Why Choose Semi-Weathering Purple?

By selecting North Country Semi-Weathering Purple, you are investing in a 100-year roofing solution that balances the bold character of burgundy with the soft, inviting warmth of natural earth tones.

FAQs

  • How is Semi Weathering Purple slate affected by weathering?

    North Country Semi-Weathering Purple slate tiles will weather to tones of brown and buff over time.

  • Is Semi-Weathering Purple and Royal Purple slate the same thing?

    Yes, North Country Semi-Weathering Purple slate, may also be known as Royal Purple and will have various shades of burgundy with frequent inclusions of green.

  • Is this an S-1 slate?

    Yes, North Country Semi-Weathering Purple slate meets the S-1 classification for ASTM C406/C406M-15, Standard Specification for roofing slate. Testing is completed annually to ensure all current requirements are met by ASTM International (ASTM), formerly American Society for Testing and Materials.

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