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Are stone-coated steel roofs better than other types of roofs
Author:alin Date:2013-10-17 16:48:12
 In our view, stone-coated metal roofing is superior to other alternatives in appearance, durability, safety and cost as summarized in the table below:

CRITERION

Stone-
Coated
Steel
Concrete/
Clay Tile
Wood
Shake
Fiberglass/ 
Composition
Fiber/
Cement
Appearance(discoloring, cracking, curling)  Excellent Good Poor Poor Good
Longevity 
(disattaching, cracking, discoloring)
Excellent
(50+ yrs)
Good Poor Poor Good
Weight(earthquake loads, wall loads) Lightest
(<1.5 lbs/sqft)
Heaviest Better Better Good
Fire Resistance Excellent Good Bad Good Good
Strength(disattaching, cracking, load bearing) Excellent Brittle Poor Good Brittle
Attachment(wind, earthquake) Excellent
(interlocking)
Fair Poor Good Fair
Insulation(heat transfer, energy saving) Excellent Poor Poor Poor Poor
Resale Value Excellent Good Fair Fair Fair

stone  coated roofing tile

 

 


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