Advantages 6 S. K5 X2 T" {0 _3 A" @! G9 ]! hVery durable in cold weather8 N1 G. c, j1 o( E& v% _! ~+ N
High percentage of recycled material and are 100% recyclable ) [7 @( X& }: W, N: j/ e w `Disadvantages; A7 l2 g. n* z4 Z3 m/ m3 k7 u
Rusting (require maintenance to prevent corrosion)* O' i$ ]# D" `0 y& t, B
Copper and lead roofs can be targeted by metal thieves 9 [1 _- }2 }# d/ v7 O l7 v7 d2 qHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure% z$ C: Y/ J6 w' r
Cellular and radio reception may be negatively impacted
Metal roof ?? 6 x! h4 E2 A/ ?. _% dwhat's going to happen in a hail storm, will it be very loud ???; @$ n* h3 V5 b9 r2 ~
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 8 v9 u3 s! q0 D
Metal roof ?? 1 R% n1 c: ?8 g4 Lwhat's going to happen in a hail storm, will it be very loud ???7 R. h( _' n& o! L+ m
Summer raining seas ...
icing 发表于 2014-6-7 22:36 : O% ]6 c/ P- o$ J/ u! v3 ]8 l
Metal roof ?? 9 `# u% j3 F. _2 _& g F* V5 y% Rwhat's going to happen in a hail storm, will it be very loud ???2 A5 {# ~( ^; b1 R1 _( ]) a& v, `$ r
Summer raining seas ...
# v- t' j" }, z1 ^- e
that 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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发表于 2014-6-6 12:16
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