Slate roofing 1 2 inch slates.
Slate roof weight psf.
Roofing slate created by nature over 500 million years ago has been used as a roof covering for more than a thousand years.
Weight per square metre to calculate the weight per square metre simply multiply the weight per slate given below by the number of slates per square metre for the same slate listed above.
Spray polyurethane foam closed cell.
Slate roofs national slate association 1926.
All the traditional slate roof options are available including.
Slate roofing 3 4 inch slates.
How much does slate weigh.
Total roof weight to less than 6 lbs per sq.
Slate 1 4 to 3 16 thick 9 1 lb m ft 2 44 4 kg m 2 slate 3 8 thick 12 8 lb m ft 2 62 5 kg m 2 slate 1 2 thick 18 8 lb m ft 2 91 8 kg m 2.
If the slate tiles are 3 8 thick they will weigh around 5 5 lbs per sq ft.
1 2 3 4.
The slatetec secret is its patented interlayment and its installation method.
Slate roofs national slate association 1926.
Very similar to traditional installation techniques but with less slate overlap.
Weight per slate in kilogrammes.
That s a great question especially when you are comparing it against other roofing products.
For 1 2 slate the figure is around 7 3 lbs per sq ft and is approximately 11 lbs per sq ft for 3 4.
Slate 1 4 10 0psf spanish 19 0psf wood 1 3 0psf cement tile add 6psf for mortar 10 0psf corrugated asbestos cement 4 0psf composition 235 lb shingle paper 5 0psf 3 ply ready roofing 1 0psf 2 15 lb 1 90lb 1 7psf 3 15 lb 1 90lb 2 2psf 3 ply gravel 5 6psf 4 ply gravel 6 0psf 5 ply gravel 6 5psf.
Slatetec says that their system will reduce roof weight by 35 40.
A slatetec slate roof installation reduces.
S1 rated greenstone slate overall roof cost reduction.
Slate roofs national slate association 1926.
Reduces slate weight by up to 40.
Slate roofs national slate association 1926.
500 x 250mm slate 4 5mm thick 1 889 kg x 18 8 at 75mm lap 35 51kg per square metre.
Back in 1926 the commercial standard slate thickness was 3 16.
One of the drawbacks of slate for some homeowners is the heavy weight of slate roofing tiles which can be between 800 1 500 pounds per square 100 square feet.
On a roof with a slope greater than 4 to 12 the live load limit is typically adjusted downward from 20 psf to 15 psf to allow for the relatively greater dead load on the steeper roof.
Slate roofing 3 8 inch slates.
Slatetec uses today s technology to reduce the weight of genuine slate roofing.
Slate roofing 1 4 inch slates.
Consequently not all homes have the structural support necessary to take the weight of a slate roof and often additional reinforcement needs to be installed.
Random widths color blends drop downs and staggers.
