Advantages p3 x. S5 C( r1 f4 J* vVery durable in cold weather ) o) G+ U" ]* b0 b$ h1 z U% NHigh percentage of recycled material and are 100% recyclable , a h# i6 w* a! g1 IDisadvantages - t0 X2 C0 _- a/ hRusting (require maintenance to prevent corrosion) " Y. s( N2 g7 l' GCopper and lead roofs can be targeted by metal thieves - y6 p5 n$ Z% ]1 t, IHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure: [) ]( v8 m9 S8 ]
Cellular and radio reception may be negatively impacted
Metal roof ??, M+ m: n: E2 I, l/ E+ _
what's going to happen in a hail storm, will it be very loud ???. G" w+ z& X% X! W( M4 a+ v, ~
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 6 F! C5 H9 U- W' E5 O/ x# L
Metal roof ?? $ v8 ?, w9 d! a' Y' swhat's going to happen in a hail storm, will it be very loud ???& I1 g0 Q& z# F+ g- x7 T
Summer raining seas ...
icing 发表于 2014-6-7 22:36 . m( m& M( ]6 ^
Metal roof ??- Q$ f1 o( i. N, c
what's going to happen in a hail storm, will it be very loud ???9 |: e5 o6 P2 O! R
Summer raining seas ...
1 `9 c$ N* b: Y e- ^that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.