Advantages( p: Q5 w, u& k
Very durable in cold weather+ R a* u+ V' q9 O9 @5 p+ G; g M# X
High percentage of recycled material and are 100% recyclable6 K9 M3 f$ l5 B I+ T
Disadvantages ( Q7 O S2 g! }4 T) GRusting (require maintenance to prevent corrosion)5 i) M% A3 M) Y6 Q" k/ h8 d) b
Copper and lead roofs can be targeted by metal thieves 5 D: V# W& r8 X, y) O6 I8 l4 WHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure) q6 G6 h- B- ]/ ^6 ?% t
Cellular and radio reception may be negatively impacted
Metal roof ??& T$ m5 T7 _6 ?, d/ ~
what's going to happen in a hail storm, will it be very loud ??? # C; V* v1 ]2 U1 j. ~Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 S' g: `, {/ z. Z7 u& kMetal roof ?? ! }- y( @2 t( [2 |9 U' N- W# K+ bwhat's going to happen in a hail storm, will it be very loud ???. P2 R7 Q Y$ b( i8 S4 p: ^/ H2 _& P
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ' L1 m' G3 r; c" W! YMetal roof ??: s; T; I8 Z* d% M {
what's going to happen in a hail storm, will it be very loud ??? ' B- K5 m: h# R `$ j% aSummer 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.