Slate Roof Weight

Weight per square metre.

Slate roof weight.

Slate roofs national slate association 1926. 1 2 3 4. Not only for the building s structural integrity but shipping costs labour installation costs and lead times will play a big factor. An elegant merger between modern and traditional technologies slate2 can reduce the weight of a traditional slate roof by 40 bringing it under 6 lbs.

Slate roofing 3 8 inch slates. 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. Slate roofs national slate association 1926. Some markets such as california and texas prefer a lighter weight slate roof.

The dead load on a roof is the weight of the roof structure itself along with any permanently attached materials or structures on the roof so it must be designed first of all to support itself. Slate roofs national slate. Slate2 is a modern take on a traditional slate roof. 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.

Slate roofing 1 4 inch slates. Greenstone quality s1 rated vermont slate. 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. Slatetec uses today s technology to reduce the weight of genuine slate roofing.

When ordering a slate s thickness considering the weight should be top priority. Per square foot which meets standard structural roof specifications. A slatetec slate roof installation reduces. Slate roofs national slate association 1926.

Weight will very with thickness of the slate. Total roof weight to less than 6 lbs per sq. Average weight for one square of 1 4 thick roofing slate is 800lbs. 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.

500 x 250mm slate 4 5mm thick 1 889 kg x 18 8 at 75mm lap 35 51kg per square metre.