Advantages 7 a$ \5 I& ^3 a/ r, E# YVery durable in cold weather * j* Z! [; d, E3 J! [5 HHigh percentage of recycled material and are 100% recyclable# K1 ~ P! w/ p# \$ j7 ]
Disadvantages' K4 j, E2 V" B7 w( [4 J
Rusting (require maintenance to prevent corrosion)" T d& {+ G$ | F4 r" b2 I
Copper and lead roofs can be targeted by metal thieves : s$ ~* z% K4 S$ a% MHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 p; s, x5 S% Y* Y a
Cellular and radio reception may be negatively impacted
Metal roof ?? 3 o5 A0 j% }# a) |# A+ V/ Lwhat's going to happen in a hail storm, will it be very loud ???& j" v" t( ^7 k0 p) R" l4 @) A' A
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ' D- r- K2 G2 L5 ^/ k+ L7 E: E. v u
Metal roof ??* M" Y8 N j* z W* T' u! f
what's going to happen in a hail storm, will it be very loud ???" M3 o1 q g% M
Summer raining seas ...
icing 发表于 2014-6-7 22:36 $ j: A! U+ F, Z3 R- {Metal roof ?? $ O9 e* X P4 F$ J$ M" }what's going to happen in a hail storm, will it be very loud ??? % C$ S7 R* {, W0 ]Summer 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.
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发表于 2014-6-6 12:16
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