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Slate roof cost is highly depended on multiple factors. Roofing jobs, in general, are normally priced by the ‘square’ which is a unit of measurement. One square is one hundred square feet of the roof deck. An average home can range anywhere from 15 squares to well over 100 squares in size, while some […]
Read More ›Slate Roof Lifespan Natural slate roofs are well known to have a lifespan of hundreds of years with little to no maintenance. There are slate roofs today, still functioning, that are multiple centuries old. On the other hand, even with proper maintenance, wood-shake, asphalt shingle, and concrete tile roofs are known to last only 20 […]
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The ASTM or American Society for Testing and Materials. Roofing slate standards are set by the ASTM International, an independent standards organization. Since 1957 the ASTM has established a consensus for building material standards. The ASTM C406 is the world-wide “Standard Specification for Roofing Slate”. It addresses material characteristics and physical properties of the roofing slate, among other things […]
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