Advantages( {2 f' q* [8 |% f# x: i8 m+ T
Very durable in cold weather 4 C1 g8 g) | w( w }# X4 gHigh percentage of recycled material and are 100% recyclable, O1 S8 R$ z7 s4 F* ~6 n' |6 z- R& e
Disadvantages . H7 b0 P- E3 h4 x! Z# h; L3 ~7 }Rusting (require maintenance to prevent corrosion) 4 ^7 [8 k+ h# F* l8 S/ W/ uCopper and lead roofs can be targeted by metal thieves9 _( H" s/ J9 M6 {
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure, f) p1 @3 ]$ f9 H5 i* h) C4 ?
Cellular and radio reception may be negatively impacted
Metal roof ??* [" {' Z! g3 e1 S1 p' e$ N
what's going to happen in a hail storm, will it be very loud ???, o4 z T8 K8 m2 g8 A
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 # g' F1 W! f$ {- @* Y8 ~( h" _5 U
Metal roof ??! p! P! X/ e p# J) G4 _ S" D
what's going to happen in a hail storm, will it be very loud ???% ]4 R8 B# z! z" [) P- V% t
Summer raining seas ...
icing 发表于 2014-6-7 22:36 4 D) _1 `, m& _: s. Z! ?Metal roof ??+ i& A5 @& O( j; W. T" r0 o# a$ \: h/ V
what's going to happen in a hail storm, will it be very loud ???! F, [9 f/ @' D% N. e& J% v
Summer raining seas ...
* B4 V! l# k( Q" @* g; mthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.
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鲜花(
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发表于 2014-6-6 12:16
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