Advantages , X. R$ {; B5 L9 u( qVery durable in cold weather 5 _3 Y. _! K `, f! P. j# X' VHigh percentage of recycled material and are 100% recyclable. A& Y! B: [9 x; y. @
Disadvantages% U' P# l9 ~0 w2 D
Rusting (require maintenance to prevent corrosion)- G, q) {+ C, {/ H9 T- G
Copper and lead roofs can be targeted by metal thieves" U; n) ?7 d5 M6 I& I3 L
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure( d: C% |/ @- B: r
Cellular and radio reception may be negatively impacted
Metal roof ?? + D/ b6 Y. L, P4 v) h2 k9 vwhat's going to happen in a hail storm, will it be very loud ??? 4 j" w% Q8 K: o* r1 \" CSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 2 Z' k z b- u5 L4 A, JMetal roof ??$ k) j/ K& O% d5 A6 {" A1 ?
what's going to happen in a hail storm, will it be very loud ??? ' V' Z& J; I% gSummer raining seas ...
icing 发表于 2014-6-7 22:36 5 n7 }: D w' x1 e" a
Metal roof ?? % I, x0 Z7 N1 f1 z9 Lwhat's going to happen in a hail storm, will it be very loud ???# j# ]3 o$ w- b7 T& I" D
Summer 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.