Advantages 1 z* E9 i9 D& B8 _Very durable in cold weather 6 l& V2 v8 S' g4 Z/ n9 ] S& EHigh percentage of recycled material and are 100% recyclable) y7 U6 ^! X* y* M
Disadvantages/ R- |# h) e$ Q- Z
Rusting (require maintenance to prevent corrosion) ; o7 K$ {0 \% ~, o2 X2 ~- l' C5 n& fCopper and lead roofs can be targeted by metal thieves 4 Z4 [) A, b7 e, q- l/ \High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure' T4 C/ n' V5 W* p9 \
Cellular and radio reception may be negatively impacted
Metal roof ?? 8 T( F1 e7 W' B! z( R4 R, uwhat's going to happen in a hail storm, will it be very loud ??? 5 n; K' [$ k1 g& G7 {Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 % J! \0 d6 @) P# mMetal roof ??+ [7 z3 _, f1 d W6 [6 B
what's going to happen in a hail storm, will it be very loud ???: n( V7 Z9 _$ i) H
Summer raining seas ...
icing 发表于 2014-6-7 22:36 , s0 R% Z9 I# F
Metal roof ?? ( C/ q& T- {4 N U- `what's going to happen in a hail storm, will it be very loud ??? N( e* a3 a5 q1 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.