Vermont Semi-Weathering Gray
Vermont Semi-Weathering Gray slate is a traditional slate gray color and ranges from having a clear appearance to small black markings. This slate may show some varying degrees of weathering from bronze to buff. It is a smooth to medium texture slate that is highly desirable when earth tone colors are desired on the roof.
ASTM Tests
| Value | ASTM Test Method | ASTM Grade | |
|---|---|---|---|
| Modulus of Rupture | 611 lbs. at 0.253 in | C-120-06 | S1 |
| Absorption | 0.163% | C-120-06 | S1 |
| Weather Resistance | .0019 in. | C-217-94 | S1 |
All Vermont Slate Company® roofing products meet or exceed ASTM C-406 S1 Standards
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