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Very durable in cold weather 9 Z+ {7 g0 _* `) EHigh percentage of recycled material and are 100% recyclable ' t' _' y: x3 p, tDisadvantages - _" M7 K1 G' ~- j8 i# ^: dRusting (require maintenance to prevent corrosion) 4 c2 ^ }) U9 D" S {: `6 G( RCopper and lead roofs can be targeted by metal thieves " ~9 h& D) y# Q* L7 U) OHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure : v8 e* F, E1 p- s9 o0 fCellular and radio reception may be negatively impacted
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what's going to happen in a hail storm, will it be very loud ??? 6 w; X" f+ R: c8 T5 tSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 8 X; w# g- q4 _% d$ WMetal roof ?? 6 |- T, n, V% u+ i3 {& U& ]what's going to happen in a hail storm, will it be very loud ???* e7 Q3 R# s M! @2 ~9 O! U
Summer raining seas ...
icing 发表于 2014-6-7 22:36 5 x; w# u9 F" n+ L/ H5 \# p
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what's going to happen in a hail storm, will it be very loud ??? % O( j# n3 W* q% w$ q# NSummer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.