Advantages5 A7 J8 b5 r4 J3 R& a
Very durable in cold weather `1 m1 j t+ }' Z: @+ a2 EHigh percentage of recycled material and are 100% recyclable # d* Q( U! l: e; X8 O {6 F5 }Disadvantages 3 ]. v& o2 M3 `Rusting (require maintenance to prevent corrosion) : M, B! P$ E v( g8 B0 ~0 }4 a" ICopper and lead roofs can be targeted by metal thieves & U& W% ~1 F) K0 e: w9 cHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure M5 _8 O) Y, j! P2 r) p0 a5 E
Cellular and radio reception may be negatively impacted
Metal roof ??- D" `1 O& O! j( } w y
what's going to happen in a hail storm, will it be very loud ??? ' d0 X! |9 G6 M VSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 # W8 K/ ~& c! K9 `: A2 {
Metal roof ??. e0 }1 a7 \4 d2 ^
what's going to happen in a hail storm, will it be very loud ???* d5 V. d0 k5 }! k: Q. x4 M
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ' o8 S3 d- d% T1 q; w7 X* s
Metal roof ??4 }% w4 P1 Q; f4 I$ w2 q% T
what's going to happen in a hail storm, will it be very loud ??? 3 h$ h: q5 `! T9 m! _/ o$ y0 lSummer raining seas ...
3 s# N9 s7 ^3 a! \4 w( p) J4 r) u% R, vthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.