Roof Slate Thickness

Nominal 3 16 inch 5 mm to 1 4 inch 7 mm 2.

Roof slate thickness.

Imitating slate shingles 12 x 24. What thickness for copper shingles. Slate roof tiles are also available in a range of thicknesses from 3 16 to 1 with the standard thickness being 3 8. While some quarries may split and sort to slightly different thickness groupings most roofing slate is grouped into the following thickness categories.

This class 4 hail rated slate weighs 1800 to 2200 lbs 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. Slates at the eave could be 1 inch thick or more and the 3 16 inch thick at the top of the slope. 3 16 to 1 4 historically known as commercial thickness but currently limited in production.

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. The slate lays very unevenly on the purlins. Estimated weight is 800 pounds per square.

Nominal 1 2 inch 13 mm to 3 4 inch 19 mm. When installed however the shingles overlap doubling the thickness. Nominal 1 4 inch 7 mm to 3 8 inch 10 mm 3. Nominal 3 8 inch 10 mm to 1 2 inch 13 mm 4.

Measuring 1 2 to 3 4 in thickness they bring a more robust texture to the roof as well as additional strength. Do you recommend this type of installation. Schedule of standard sizes slate size. The quality but also the weight is determined by the thickness.

Standard asphalt shingles add very little thickness to the roof because a standard three tab shingle is about 3 16 inch thick. The most common thickness is and weighs approximately 935 pounds per square when installed with a 3 headlap. Slates are a suitable covering for roofs in at a pitch of more than 20 degrees. Heavy grade slates exhibit strong stone surface texture and is visually discernible from synthetics.

Textural slate roofs the uses of slates of rougher surface textures and thicknesses mixed throughout a roof creates a textural slate 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.