Advantages. T* n$ K0 N" f: ]) A7 o3 q
Very durable in cold weather + @# o% ~5 h$ L' @# W {High percentage of recycled material and are 100% recyclable ; f2 x$ Z2 j$ g0 s$ f5 IDisadvantages! {& w. I5 i) O0 x9 f
Rusting (require maintenance to prevent corrosion) 9 ^% m/ [! C# ^2 TCopper and lead roofs can be targeted by metal thieves 5 Q8 k% `+ r9 {; pHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure / I0 Y8 h' v# V) Q5 C" Y7 I( s* @ {Cellular and radio reception may be negatively impacted
Metal roof ??; J3 B* r+ x! l4 P. P, l' [
what's going to happen in a hail storm, will it be very loud ???. r% q, H$ ]4 ^* h) M# [( D) ~
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 + I* }6 ~( X! W
Metal roof ?? {0 P7 d2 J" X6 \: hwhat's going to happen in a hail storm, will it be very loud ???# t5 ]. [' a0 D% F, M
Summer raining seas ...
& W+ _" M$ `; B, ~: O- }that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.