Advantages/ ^ \" s$ h& i8 V
Very durable in cold weather1 \" S; O- K$ N1 }! H
High percentage of recycled material and are 100% recyclable4 x- U) k( t* E$ R8 @
Disadvantages 8 y$ h/ u# ~. BRusting (require maintenance to prevent corrosion) # p7 C4 d5 K, N# S! T9 kCopper and lead roofs can be targeted by metal thieves 9 Z) q. e. P, c9 ~* OHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 W3 Y5 U$ A6 y x
Cellular and radio reception may be negatively impacted
Metal roof ?? * v# Z5 P' E5 ~8 W8 L+ Cwhat's going to happen in a hail storm, will it be very loud ???: p1 }# K* D" f4 x+ n! @
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 . q. s1 u0 Z! o) I
Metal roof ??* }% }3 L2 a/ ]: o% n7 @8 `( o
what's going to happen in a hail storm, will it be very loud ??? 2 c' V& P S7 s$ S: w$ z" m JSummer raining seas ...
icing 发表于 2014-6-7 22:36 / f: j1 }5 f6 D& x
Metal roof ??/ o- w0 j0 S: h) q: h7 |9 w& Z
what's going to happen in a hail storm, will it be very loud ??? + h5 p) N: d) e. T8 ~' HSummer raining seas ...
% l- @: Q8 S& Q. Ethat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.