Advantages - X: e$ Q: N8 ?) QVery durable in cold weather " ?/ G9 |: ]8 _: x- E; ]6 ?; EHigh percentage of recycled material and are 100% recyclable , y8 g2 {+ \+ t: d* `* f5 k LDisadvantages - k7 w7 q6 e0 J1 R0 h# b) M: N7 cRusting (require maintenance to prevent corrosion)( m/ V& x: h6 ~5 W% P) j
Copper and lead roofs can be targeted by metal thieves L$ l' ?7 U* U# I, M; h1 e; tHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 5 x6 E1 z' f5 `, U, f' a- g+ pCellular and radio reception may be negatively impacted
Metal roof ?? : n$ t( v- w9 K. q p5 ~/ M3 s6 uwhat's going to happen in a hail storm, will it be very loud ???7 y8 f/ H l1 u. S
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 4 F7 b% z- M2 C& [. y" F4 Q
Metal roof ?? : c) V1 q5 ~: jwhat's going to happen in a hail storm, will it be very loud ??? 7 c$ ~4 A+ y' F4 {# lSummer raining seas ...
icing 发表于 2014-6-7 22:36 ( b9 ?7 g# z: P4 o% e1 J( x" M# x
Metal roof ?? ; X K6 d. F4 F8 \1 qwhat's going to happen in a hail storm, will it be very loud ??? |6 p' K" o* R0 K
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.