Advantages- |& [1 X1 u* `2 O5 Q4 ^2 T
Very durable in cold weather; V$ G! [# o- N+ H
High percentage of recycled material and are 100% recyclable * p; u% e& m Y: j+ \7 iDisadvantages# l# W+ o3 y! `
Rusting (require maintenance to prevent corrosion) 0 T% F3 J% _' d3 w/ q" v' L% G8 ~Copper and lead roofs can be targeted by metal thieves: Z( e) R& g! o$ e0 b
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure , ~" k L! ^! n) e6 F2 SCellular and radio reception may be negatively impacted
Metal roof ??; K0 |! x2 m8 v3 O K
what's going to happen in a hail storm, will it be very loud ???: E7 f) g# l* k5 ^
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " ^' x! @- _' Q4 `1 Q
Metal roof ?? + K* o: d4 J% N1 x6 b2 qwhat's going to happen in a hail storm, will it be very loud ??? % N' ` O X t' ^# HSummer raining seas ...
icing 发表于 2014-6-7 22:36 $ B; ^ Q4 B+ s0 o; l
Metal roof ??" ]# e$ Y1 Y1 k# ]1 ]7 V3 M
what's going to happen in a hail storm, will it be very loud ??? 6 g/ c" x. X. e5 C2 j/ P3 D# W/ E3 bSummer raining seas ...
: `& C; _" P0 r& S6 kthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.