Ft kilograms per square meter kg m 2 source.
Slate roof tiles per square metre.
Total linear run of tile batten in metres.
We recommend the addition of at least 5 wastage.
The number of roof slates that are needed depends on the slate size and the lap in mm.
16 8 400mmx200mm 29 slate per m2.
A factor which can vastly change the price of a new roof or improvements to an existing roof is the number of tiles used.
Natural slate is the most durable roofing material.
One advantage of going for a british or spanish product is that it will meet european standards bs en.
If your roof deck was 6 metres long by 4 metres wide then you d need to multiply 6 by 4.
Flat roof replacement costs.
As a result geologist emphasizes natural slate durability to last over a century.
18 10 450mmx250mm 23 slate per m2.
Walsh highlights that natural slates have a service life of greater than 100 years.
Before starting work it s important to know the dimensions of the roof and the type of tile you will be using.
Decent quality examples come in at around 25 30 per m2 which is keen enough to compete with plain clay tiles.
500 250 20 10 21 slate per m2 450 250 18 10 23 slate per m2 400 250 16 10 27 slate per m2 we ve built a simple tool to calculate the amount of slate you need for your roof.
This calculator will estimate the following number of slates required per square metre.
Simply multiply the length of your roof deck by the width and you ve got the square meterage.
After a detailed research walsh exposed natural slate including cupa 3 to different weather conditions.
Pounds per square foot lb ft 2 pounds per square 100 sq.
The exact material you use will have an impact on the cost of the roof with basic felt solutions costing around 50 per square metre for the material itself and more high end materials such as modern grp a form of fibreglass going up to 90 per square metre but allowing unlimited options in terms of colour and generally being more long lasting.
Please enter the dimensions in the white fields below and click calculate to show the results.
This table shows the required number of slates per square metre for effective coverage.
24 12 600mmx300mm 13 slate per m2.
Asphalt shingles luxury 4 25 lbs.
Across a full roof with a tiled area of 170m2 this could equate to a saving of 1 700 or more compared to home grown slate.
If you know the surface area of your roof you can use our simple roof slate calculator to give you the exact amount of slates you require to complete the job.
Simply select the size of slate you need and enter the size of your roof in m2 into the box.
The values shown in the slate coverage chart above are calculated using nominal sizes and incorporate a 5mm jointing gap.
20 10 500mmx250mm 21 slate per m2.
Asphalt shingles architectural dimensional or laminate 3 05 lbs.
You can do the same thing with feet if you prefer to use imperial measurements.
This would mean your roof deck was 24 square metres.
Holing gauge for holing slates.
