Advantages + F8 q \8 s! x {1 i: ^Very durable in cold weather : }1 O2 N' N$ {8 U9 H1 V6 |High percentage of recycled material and are 100% recyclable " [3 X# u& q- M2 l' c/ \( ?Disadvantages& M1 V8 i' s( y2 j6 o3 c
Rusting (require maintenance to prevent corrosion)$ T1 Q: u" ^4 J2 N9 }% b
Copper and lead roofs can be targeted by metal thieves0 E& i! P5 `6 d3 k3 q: @
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; d: b2 w& O, cCellular and radio reception may be negatively impacted
Metal roof ?? ( \: ^+ W3 L- N4 c3 d/ Owhat's going to happen in a hail storm, will it be very loud ???6 a3 G! h$ q! A r" Q
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 2 W6 f& F( T* S+ B. Y, R
Metal roof ??' A5 S* {5 K' [" K% B/ a9 k0 L
what's going to happen in a hail storm, will it be very loud ??? 9 H& K; S) S) G g1 h$ QSummer raining seas ...
icing 发表于 2014-6-7 22:36 ! n# k K0 x2 e
Metal roof ?? & _& E- w- }4 L6 ~+ [what's going to happen in a hail storm, will it be very loud ??? : E6 W" e% X% U0 kSummer 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.