The values shown in the slate coverage chart above are calculated using nominal sizes and incorporate a 5mm jointing gap.
Slate roof tiles per square metre.
We recommend the addition of at least 5 wastage.
Holing gauge for holing slates.
Flat roof replacement costs.
If your roof deck was 6 metres long by 4 metres wide then you d need to multiply 6 by 4.
Asphalt shingles 3 tab or strip 1 95 lbs.
The number of roof slates that are needed depends on the slate size and the lap in mm.
Total linear run of tile batten in metres.
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.
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.
Before starting work it s important to know the dimensions of the roof and the type of tile you will be using.
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.
Ft kilograms per square meter kg m 2 source.
This would mean your roof deck was 24 square metres.
Pounds per square foot lb ft 2 pounds per square 100 sq.
Please enter the dimensions in the white fields below and click calculate to show the results.
24 12 600mmx300mm 13 slate per m2.
You can do the same thing with feet if you prefer to use imperial measurements.
Natural slate is the most durable roofing material.
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.
As a result geologist emphasizes natural slate durability to last over a century.
Asphalt shingles luxury 4 25 lbs.
16 10 400mmx250mm 27 slate per m2.
Asphalt shingles architectural dimensional or laminate 3 05 lbs.
20 10 500mmx250mm 21 slate per m2.
This calculator will estimate the following number of slates required per square metre.
Simply select the size of slate you need and enter the size of your roof in m2 into the box.
One advantage of going for a british or spanish product is that it will meet european standards bs en.
After a detailed research walsh exposed natural slate including cupa 3 to different weather conditions.
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.
Tile batten gauge for slate.
Decent quality examples come in at around 25 30 per m2 which is keen enough to compete with plain clay tiles.
Walsh highlights that natural slates have a service life of greater than 100 years.