Advantages' B6 [; i. ^' U
Very durable in cold weather1 g4 n! S5 Q& c) O/ o
High percentage of recycled material and are 100% recyclable 6 {. F7 @+ B; ^& Y2 C7 vDisadvantages2 _3 h* p# J2 x7 Z- _. t
Rusting (require maintenance to prevent corrosion)+ B x7 H3 t2 {1 J* F$ Q
Copper and lead roofs can be targeted by metal thieves * l4 R/ F& s. C$ }# u4 |2 bHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure $ F% h7 e" T4 ?Cellular and radio reception may be negatively impacted
Metal roof ??9 l. U4 C8 G' y m% A X
what's going to happen in a hail storm, will it be very loud ??? & \+ R; q8 [3 E, mSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 & S- c6 \1 N+ J/ m. L; DMetal roof ??* H [. g3 u8 z- a) }: d5 f
what's going to happen in a hail storm, will it be very loud ???$ u7 Q' k- E3 \& q
Summer raining seas ...
icing 发表于 2014-6-7 22:36 - N7 e2 y" k, i+ }Metal roof ?? 3 O4 H6 R+ u! G8 s; Y: l3 Swhat's going to happen in a hail storm, will it be very loud ???3 o7 v8 m. z5 j6 Z+ T
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.