The quality but also the weight is determined by the thickness.
Slate roof tile thickness.
Resistant to fading rotting cracking and pests.
Nominal 3 16 inch 5 mm to 1 4 inch 7 mm 2.
Slate roof tiles are rectangle in shape but can be trimmed into special shapes such as clipped corners diamond fish scale and hexagon.
North country unfading black slate 3 16.
Nominal 3 8 inch 10 mm to 1 2 inch 13 mm 4.
The most common thickness is and weighs approximately 935 pounds per square when installed with a 3 headlap.
Depending on the grade thickness and the overall quality of slate tiles expect to pay between 6 50 and 15 00 per square foot for materials alone.
Available in 12 10 9 7 and 6 widths.
Slate roof tiles are also available in a range of thicknesses from 3 16 to 1 with the standard thickness being 3 8.
Nominal 1 2 inch 13 mm to 3 4 inch 19 mm.
Modeled from actual slate for natural non repeating beauty.
Some quarries such as glendyne which produces our north country unfading black slate can be split consistently and sold 3 16 3 8 and.
Can be installed at 6 7 7 1 2 and 8 exposure.
Nominal 1 4 inch 7 mm to 3 8 inch 10 mm 3.