Its tiny fissures make natural slate susceptible to damage caused by freeze and thaw cycles.
Slate roof hail.
The combination of unusually large hail and unusually fragile slates especially on a side lap slate roof creates the highest expectation of slate roof damage.
Some obvious signs will be puncture holes cracks and broken pieces.
Slate is sustainable keeping five or more asphalt roofs out of a landfill and has no environmental impact upon disposal.
If your slate roof is damaged by a hail storm it is important that you hire a qualified roofing contractor with slate experience.
A hail storm can severely damage or reduce the service life of a roofing system.
Evanston slate tile and copper roofs are the finest roofs in the world and have been installed on homes in the area for many centuries.
Hail damage is not typically visible to the eye from the ground.
Natural slate hail testing results the testing was conducted on north american produced s 1 rated natural roofing slate by architectural testing of southlake texas in accordance with factory mutual fm 4473 specification test standard for impact resistance testing of rigid materials by impacting with freezer ice balls.
Hail is frozen water propelled through the air by the force of wind and gravity and it can damage a slate roof upon impact.
Slate roof consulting services get the tools you need to repair slate roofs hail damage is primarily displayed as holes with sharp edges in the slate although it can include slates with broken corners or edges.
It features a photo realistic slate textured surface and is sold at a price point between asphalt shingles and premium roofing products such as metal roofing synthetics cedar and slate.
As shown above a natural pennsylvania black slate roof was severely damaged by hail during a severe storm.
Unlike traditional slate installations a hailfire roof is walkable.
A roof with a single layer of slate is more likely to develop leaks as the result of a hailstrike.
In deciding whether damage is from hail it s important to look at the overall pattern of damage across the roof.
This is one of many examples of the damage that can be caused by large hail.
Slate tiles are not immune to the ravages of time.
Davinci tiles are proudly manufactured in lenexa kansas.
External impacts are not limited to hail but may be from windborne or thrown rocks golf balls or even bullets.
Note the aluminum vent above.
In this photo hail impacts or puncture holes are clearly visible.