A clay tile roof system can cost two to three times as much as an asphalt roofing system.
Roof tile thickness.
Concrete roof tiles are made from mixing portland cement sand water then placed in a mold to get the desired shape and thickness.
Keep in mind that the load of the roof still plays a role in the plywood thickness.
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Standard asphalt shingles add very little thickness to the roof because a standard three tab shingle is about 3 16 inch thick.
When this is the case experts recommend a 5 8 inch thick sheet.
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An average clay tile roof costs between 675 to 1400 per square 100 sf of roof area.
Concrete tile roofs are more economical with costs of 400 to 450 per square.
A flatter roof with rafters farther apart may need a thickness of up to inch.
Many homes have rafters that are even wider at 24 inches apart and will require a thicker sheet of plywood.
This is offset though by the long life a tile roof will enjoy.
When installed however the shingles overlap doubling the thickness.
Similar to clay tile roofing a concrete tile roof holds several of the same advantages over more common roof types.
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