Advantages9 e7 Y* F- d; @* Y* u1 f9 ]: w
Very durable in cold weather. e) b) s1 P0 @) s( Q1 l2 [1 n
High percentage of recycled material and are 100% recyclable$ _! e, [( y1 ^6 N
Disadvantages7 z5 _3 N3 ~& }7 x8 c$ j% ]% d
Rusting (require maintenance to prevent corrosion) - n2 B1 |0 L2 J; cCopper and lead roofs can be targeted by metal thieves6 r# B. w# k$ W$ d$ P( w" f
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure, A1 F3 a0 E% m, Y
Cellular and radio reception may be negatively impacted
Metal roof ??9 B, x2 N0 p% O' [. _$ p
what's going to happen in a hail storm, will it be very loud ??? . B5 Y4 h+ e9 ~' U) i: ~7 aSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ) j: t: J! ~. ^1 l5 JMetal roof ??8 Z" u/ V! P) t0 z& {3 L
what's going to happen in a hail storm, will it be very loud ??? . M1 q& i U# D4 v& T" \. y5 YSummer raining seas ...
icing 发表于 2014-6-7 22:36 . h( D; }% ?# |; F: c" XMetal roof ?? 0 z7 J0 _2 G1 ?what's going to happen in a hail storm, will it be very loud ??? 1 w" w$ y. M! S8 JSummer raining seas ...
1 K5 S: Z3 N, V. E1 V }$ Q) I
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.