Advantages+ X- F; P% V- `
Very durable in cold weather ' y6 U; \' @' G- T4 bHigh percentage of recycled material and are 100% recyclable d$ v2 ^( Y- o
Disadvantages / N6 m; O; k9 ^& W' z; jRusting (require maintenance to prevent corrosion)3 L/ h+ Q8 p, w8 F+ ~
Copper and lead roofs can be targeted by metal thieves ' J4 M' K8 _4 w5 E3 OHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure2 f7 z, _+ |& ]2 ?/ S. k
Cellular and radio reception may be negatively impacted
Metal roof ?? ! p" U% _9 T U( Zwhat's going to happen in a hail storm, will it be very loud ??? # K# l2 f) e8 E: R( u P$ u+ OSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 , n; a# b2 C4 u# F1 V" h& rMetal roof ??0 x" d$ q( L, W( D" [# K) `: l
what's going to happen in a hail storm, will it be very loud ???# ^1 S g9 Q1 M- n
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ?" B9 h! a6 M0 b7 E$ c6 ^
Metal roof ?? ' T6 L g, w8 `/ I _what's going to happen in a hail storm, will it be very loud ??? 7 z. S! K8 b9 D( g1 Q8 N9 i! uSummer 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.