Stoneleaf SL11 natural roof slate is extremely flat with a smooth even texture often used in period properties and modern homes enhancing the character of any building.
The SL11 is graded and supplied into 2 thicknesses, Approx 5.5mm and 6.5mm. This additional sorting process means they require very little on site sorting, making them more economical to lay as less need to be rejected or wasted. Natural slate is a great choice for homeowners who are looking for a beautiful, durable, and low-maintenance roofing material.
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Product details
Source:
Shaanxi Province
Approx Thickness:
5.5mm and 6.5mm Approx.
Colour:
Blue Grey
Texture:
Smooth
Sizes available:
500x250mm, 500x300mm, 600x300mm
Imperial Sizes also available:
20x10, 20x12, 24x12, & 24x14
(510x255, 510x305, 610x305, & 610x355)
Grades:
Best
Pre-Holing 500 x 250mm:
90mm lap
Coverage at 90mm lap:
19.1 per M2
Slate and a half:
Available un-holed
Strength:
Good flexural strength both transversely and longitudinally. A recommended 5% wastage allowance should be applied.
Approx weight:
36kg / M2 based on 500 x 250mm laid to 90mm lap
Guarantee:
75 year site specific guarantee available upon request
BS EN 12326-1:2014 Test Results:
Water Absorption A1, Thermal Cycle T1, Sulphur Dioxide Exposure S1
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