Roof Slate Thickness

Schedule of standard sizes slate size.

Roof slate thickness.

Slate roof tiles are also available in a range of thicknesses from 3 16 to 1 with the standard thickness being 3 8. Slates are a suitable covering for roofs in at a pitch of more than 20 degrees. Measuring 1 2 to 3 4 in thickness they bring a more robust texture to the roof as well as additional strength. This class 4 hail rated slate weighs 1800 to 2200 lbs per square.

What thickness for copper shingles. The slate lays very unevenly on the purlins. North country unfading black slate 3 16. However the initial cost of slate shingles can be higher than other types of roof covering as can repairs and maintenance.

While some quarries may split and sort to slightly different thickness groupings most roofing slate is grouped into the following thickness categories. Estimated weight is 800 pounds per square. We have a 30 square roof on a 275 year old home with sagging but strong rafters and want to remove the slate weight and re roof. Some quarries such as glendyne which produces our north country unfading black slate can be split consistently and sold 3 16 3 8 and.

Imitating slate shingles 12 x 24. There are a wide variety of slate sizes although a common large size is 600 x 300 mm. Slate roofs are also relatively heavy. Nominal 3 8 inch 10 mm to 1 2 inch 13 mm 4.

The quality but also the weight is determined by the thickness. Slates at the eave could be 1 inch thick or more and the 3 16 inch thick at the top of the slope. Nominal 1 2 inch 13 mm to 3 4 inch 19 mm. Do you recommend this type of installation.

The most common thickness is and weighs approximately 935 pounds per square when installed with a 3 headlap. Heavy grade slates exhibit strong stone surface texture and is visually discernible from synthetics. Standard roofing slate thicknesses and sizes standard roofing slate thicknesses and sizes. Nominal 3 16 inch 5 mm to 1 4 inch 7 mm 2.

Nominal 1 4 inch 7 mm to 3 8 inch 10 mm 3. When installed however the shingles overlap doubling the thickness.