The installation of a natural slate roofing depends on the slate type the style and the design.
Slate roof tile installation details.
The bellaforté slate field tiles must be laid from left to right.
All joints shall be lapped a minimum of 2.
The mission of the national slate association is to establish a material and installation standard for and promotion of natural roofing slate in north america.
Our composite roofing products last longer are far more durable and much more aesthetically and architecturally pleasing than asphalt shingles concrete tiles or slate shake and clay tiles.
The outside edge of the tile will be covered by a rake tile on a gable end or a hip and ridge tile on a hip so precise cutting is not necessary.
The metal shall be fastened 6 on center with 12 ga.
Corrosion resistant roof nails or fasteners of compatible metals.
The first tile should seat directly on the starter tile.
There are two methods of fixing natural roofing slates.
Install the underlayment for the new roof tile next working with 10 foot sections at a time.
When slating with a shallow pitch a wide slate is highly recommended for maximum side lap or lateral lap side overlaps.
Secure the underlayment with nails that are at least 2 inches from the edge of the roof.
Generally speaking 20degrees is the lowest advisable pitch for a slate roof depending on the size of the slates and how much that the roof is exposed to moderate weather conditions.
The metal and underlayment shall be joined with a bed of flashing cement and a 4 strip of asphalt saturated cotton or fiberglass fabric.
The cant strip is variable in thickness according to the thickness of the slates being installed thicker slates require a thicker cant strip.
Look at the advanced weather forecast before you begin and choose a few weeks with as many dry days as possible.
For installing bellaforté slate without a rake tile please see rake tile section.
A davinci composite roof lives up to the look of nature but does so without the ongoing maintenance repairs and replacement.
The above illustration shows basic installation details for a traditional standard thickness slate roof.
Brava composite tile is the best alternative to traditional spanish clay tile natural slate and cedar shake roofing.
Gable edge projection and drip edge projection can also vary somewhat.
Take a look at the slate tile roof installation guide to gather more detailed information regarding the repair installation of slate roofs.
The stop or ledge on the bottom of the field tile rests directly on top of the starter.
