Slate roof tiles are also available in a range of thicknesses from 3 16 to 1 with the standard thickness being 3 8.
Thickness of slate roof tiles.
Nominal 1 2 inch 13 mm to 3 4 inch 19 mm.
Nominal 3 8 inch 10 mm to 1 2 inch 13 mm 4.
Slate tile is usually installed with a medium bed mortar which allows for.
Nominal 3 16 inch 5 mm to 1 4 inch 7 mm 2.
Standard roofing slate thicknesses and sizes standard roofing slate thicknesses and sizes.
Slates are a suitable covering for roofs in at a pitch of more than 20 degrees.
Generally the larger the slate the lower the roof may be pitched.
Typically thickness variation can be between 1 8 to 1 4 depending on the format size.
The slate roof has a striking quality due to its colour.
Nominal 1 4 inch 7 mm to 3 8 inch 10 mm 3.
3 16 to 1 4 historically known as commercial thickness but currently limited in production.
Also the lower the roof pitch the greater the head.
Estimated weight is 800 pounds per square.
Thickness of slate varies from edge to edge since the surface is defined by a natural cleft having high and low points.
The quality but also the weight is determined by the thickness.
The standard dimensions of the single roll roof tile is 510mm in length 255mm in width and 6mm in depth however this may vary depending on the manufacturer.
While some quarries may split and sort to slightly different thickness groupings most roofing slate is grouped into the following thickness categories.