Advantages- H! P1 }0 f0 d5 M; p
Very durable in cold weather( o: r" t7 Z: A" F D% h8 y4 V
High percentage of recycled material and are 100% recyclable0 q- f. M7 F" i/ A, B
Disadvantages4 {& ~; X8 ~# b* `$ E4 Z4 c- O
Rusting (require maintenance to prevent corrosion) 9 Z0 M5 F: d) e2 L7 E% H; HCopper and lead roofs can be targeted by metal thieves& V5 A8 I1 z$ `! k4 m' ~7 J W
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure/ p2 S/ E3 ]" a& x$ T
Cellular and radio reception may be negatively impacted
Metal roof ??; t( q' v9 L6 G; m
what's going to happen in a hail storm, will it be very loud ???( t# Q5 B4 B1 b$ X
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 5 j8 J, |9 q, K+ D, j3 e# W3 e
Metal roof ??% D% J; I1 X+ Z! B# @4 \
what's going to happen in a hail storm, will it be very loud ??? 0 O, F: y8 |# f0 g% U# |Summer raining seas ...
icing 发表于 2014-6-7 22:36 " B( K; d' K3 |3 N# s: {+ `Metal roof ?? $ A; L3 L4 U4 @4 I& Twhat's going to happen in a hail storm, will it be very loud ???" a/ {0 B; A) Z: r( ~
Summer raining seas ...
8 ~$ e& N( z8 h$ h- e- a8 Ethat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.