Not only for the building s structural integrity but shipping costs labour installation costs and lead times will play a big factor.
Slate roof tiles weight.
Slate roof tiles can range in size from 12 length x 6 wide up to 24 length x 12 wide.
The weight of roofing constructions above the truss rafter may be estimated with the calculator below.
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.
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.
Special sizes such as slate and a half can be ordered to reach into valleys gable ends hips and dormers.
500 x 250mm slate 4 5mm thick 1 889 kg x 18 8 at 75mm lap 35 51kg per square metre.
Tpo roof membrane 60 mil fully adhered membrane only 0 29 lbs.
The weight of slate tiles will of course depend on the thickness.
If the slate tiles are 3 8 thick they will weigh around 5 5 lbs per sq ft.
Although this does not affect the tile s durability or energy efficiency qualities in any way aesthetically a homeowner may need to hire a.
Supaslate a seriously lightweight synthetic tile.
Western states metal roofing.
Slate 1 4 to 3 16 thick 9 1 lb m ft 2 44 4 kg m 2 slate.
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.
Stone coated steel roof tiles 26 gauge.
The gauge on both sides of the slate is then placed onto the very top of the laid slate and moved up or down according to your roof pitch.
The gauge has 4 markers 6 14 to 25 degree pitch 6 5 25 to 27 5 degree pitch 7 27 5 to 30 degree pitch and 7 5 above 30 degree pitch.
Steel roof deck 22 gauge corrugated.
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.
However concrete tiles are lighter in weight and less costly to install than natural slate tiles.
Some markets such as california and texas prefer a lighter weight slate roof.
Supaslate is a high quality plastic roof tile that has been designed to look like natural slate but at a fraction of the weight making it ideal for many lightweight roofing applications including tiled conservatory roofs garages garden buildings sheds and much more.
Thatch approximate typical weight 7 lbs.
In addition under certain environmental circumstances concrete roof tiles can become algae prone.