Advantages* M* N: m2 i( T
Very durable in cold weather# M; E$ n& a0 J, s0 ]0 }4 e3 Z
High percentage of recycled material and are 100% recyclable 8 R6 c2 M% G7 [3 ^9 gDisadvantages' X! v/ \; M0 z/ y% n4 ]
Rusting (require maintenance to prevent corrosion) ! M3 U. C# {# K; NCopper and lead roofs can be targeted by metal thieves% q4 Q# [0 F: k
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure - F1 F! V5 c" m& n9 K# tCellular and radio reception may be negatively impacted
Metal roof ??! A5 j3 y2 r# m
what's going to happen in a hail storm, will it be very loud ???/ _0 O+ d$ O% V# y6 c6 \) R \
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 / p& f& N6 E6 R0 o& J' r" RMetal roof ?? S* J. A3 a) w8 S W4 lwhat's going to happen in a hail storm, will it be very loud ???2 x) G' u4 c8 n+ |- P J' @ O7 B) ^
Summer raining seas ...
icing 发表于 2014-6-7 22:36 * y% u8 P# H7 \Metal roof ?? * w% w" K) y5 o, Nwhat's going to happen in a hail storm, will it be very loud ???. s7 h# F" G d9 {, M
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.