Advantages & b3 Z [8 j5 ]1 j5 q$ q$ F$ F: X4 ]Very durable in cold weather $ f4 C+ h0 I# `: ?9 b8 k9 N# ^High percentage of recycled material and are 100% recyclable . n# ^, ~& J+ }Disadvantages" N* a/ U2 z' f3 e, b
Rusting (require maintenance to prevent corrosion) 2 A) ^0 v7 U& K8 h5 u6 P$ b5 ECopper and lead roofs can be targeted by metal thieves5 O& g! R+ F; i+ v" {2 V/ e q
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 t# ^4 @ B! f' L0 y* p6 y: G) F+ c
Cellular and radio reception may be negatively impacted
Metal roof ??7 K9 z* U% q/ I5 a/ h; S) w
what's going to happen in a hail storm, will it be very loud ??? + a8 B: X: g1 f! X. S$ m9 XSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 0 d+ C& g% i5 Z- S! qMetal roof ??, G$ Y4 d! |) f
what's going to happen in a hail storm, will it be very loud ???4 I+ H; s x2 E
Summer raining seas ...
icing 发表于 2014-6-7 22:36 7 K" P; R# o9 D
Metal roof ?? 3 K5 u) |9 Y" Q6 s+ Rwhat's going to happen in a hail storm, will it be very loud ???5 ]* f' a5 j9 @& B
Summer raining seas ...
|$ `1 ~( |% b! Jthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.