Advantages ; Z) d( J! N5 s6 oVery durable in cold weather6 o( @, A [4 q2 N
High percentage of recycled material and are 100% recyclable: ^5 {: ]! l3 Z |; B$ Y' U/ H
Disadvantages& u% g8 Q. u+ ]6 t7 Z0 |3 U8 t. Q
Rusting (require maintenance to prevent corrosion); ~( S+ B: I+ _- G8 Q! ~8 y
Copper and lead roofs can be targeted by metal thieves, E; i- t* g9 t* N+ m
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 M5 g$ v |6 S- E4 ~
Cellular and radio reception may be negatively impacted
Metal roof ??* Y3 T' c7 c2 D! t% `3 [5 K& H
what's going to happen in a hail storm, will it be very loud ??? 5 X% U& o+ H& X! S7 gSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ; o+ e2 D# ?9 w* ^. H) d) z
Metal roof ??$ l4 F' E/ `. H o/ W; R4 q
what's going to happen in a hail storm, will it be very loud ???9 z7 ^5 l9 I8 a, s+ e- Q ]
Summer raining seas ...
icing 发表于 2014-6-7 22:36 : S5 s; o6 v% _5 H5 VMetal roof ??& {) @& [$ {3 |4 n
what's going to happen in a hail storm, will it be very loud ???* g5 j O* F" B' @. P
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.