Advantages # Z+ A x4 W$ A; L8 YVery durable in cold weather3 N9 X3 Y$ z; N S/ Z* D0 d
High percentage of recycled material and are 100% recyclable1 S6 [' r8 n6 A" `/ f; |
Disadvantages2 P" D" a7 L W4 H( |5 h' X0 O- ~
Rusting (require maintenance to prevent corrosion)! M/ Z( Z) Q8 Q2 ?# V. l
Copper and lead roofs can be targeted by metal thieves# w9 G1 B: C/ k. Z* f' P
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure' X0 A, }9 ?- G& g2 U
Cellular and radio reception may be negatively impacted
Metal roof ??& i2 R) Y m b
what's going to happen in a hail storm, will it be very loud ???* q+ H7 s* @% r# [2 v5 G" f- y6 K3 R
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 8 O. M/ h2 |0 Z: {( _$ R
Metal roof ??* D- I5 a) H0 O9 [
what's going to happen in a hail storm, will it be very loud ??? " a" ]3 W! X9 M. @& y cSummer raining seas ...
icing 发表于 2014-6-7 22:36 ! W4 g: S. {1 q6 dMetal roof ??; _5 s* j! G4 C9 Z9 q
what's going to happen in a hail storm, will it be very loud ??? ! ^) A, s6 ]5 L! HSummer 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.