Slate Roof Weight Per Square Metre

Siga 56v natural slate.

Slate roof weight per square metre.

For example if you re using a 20 10 slate 500mmx250mm you will require 21 slate per m2. Pounds per square foot lb ft 2 pounds per square 100 sq. 500 x 250mm slate 4 5mm thick 1 889 kg x 18 8 at 75mm lap 35 51kg per square metre. Holing gauge for holing slates.

That s a great question especially when you are comparing it against other roofing products. Tile batten gauge for slate. How much does slate weigh. Weight of roofing materials.

Per square smaller roofing slates actually weigh more than larger slates and come in at around 800lbs square while larger slates 12 24 weigh about 700lbs square. The values shown in the slate coverage chart above are calculated using nominal sizes and incorporate a 5mm jointing gap. Back in 1926 the commercial standard slate thickness was 3 16. 500 x 250mm 500 x 375mm.

Please enter the dimensions in the white fields below and click calculate to show the results. This calculator will estimate the following number of slates required per square metre. The number of roof slates that are needed depends on the slate size and the lap in mm. The weight of truss rafter must be added to calculate the dead load of the roof.

If the roof pitch is 35 the roof span is 6 5m wide and the roof length is 12 6m using the reference guide graphic above the calculation for the slope would look like this. Slate sizes can start as small as 6 12 inches and be as large as 16 24. Siga 35 natural slate. The amount of slates you need per square metre m2 depends on which slate size you re using.

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. Total linear run of tile batten in metres. 20 tiles per m. Tiles per square metre.

Ft kilograms per square meter kg m 2 source. 20 tiles per m. These are the weights of typical actual products. The weights of other actual products of the same type may vary.

Siga 114 natural slate. Some thicker slates can be much larger and heavier slate per square calculator. 25 tiles per m. Roofing slate created by nature over 500 million years ago has been used as a roof covering for more than a thousand years.

Asphalt shingles 3 tab or strip 1 95 lbs. A 24 12 slate 600mmx300mm demands only 13 slate per m2. Roof span 2 x roof pitch constant for rafter rafter length. This table shows the required number of slates per square metre for effective coverage.