Advantages 9 w7 W, _% r+ `# I) |7 O3 tVery durable in cold weather - }3 o2 X1 ?: IHigh percentage of recycled material and are 100% recyclable; R+ {0 M- s% q/ f7 \* N
Disadvantages- H7 s F2 x! x1 z+ y) s/ i V( I
Rusting (require maintenance to prevent corrosion)! N w3 N0 R; F8 W5 C
Copper and lead roofs can be targeted by metal thieves8 y5 z# y$ B9 p s: t
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure8 V8 b% ^/ u' Y! m3 W* _
Cellular and radio reception may be negatively impacted
Metal roof ??( \1 q- r/ b& F9 T& ]2 g" C9 S( J
what's going to happen in a hail storm, will it be very loud ???" |% r* Y* r( h9 O2 f9 J
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 7 i7 N: f- ?% Y6 n) a3 O a
Metal roof ??: t7 o* `2 M% Q0 d+ X
what's going to happen in a hail storm, will it be very loud ??? ) l: j1 H; O) Q- I# ~+ VSummer raining seas ...
icing 发表于 2014-6-7 22:36 5 I/ q5 Z8 u7 m& b5 f. Q
Metal roof ??% h \6 M' H( z7 |8 `" J- x
what's going to happen in a hail storm, will it be very loud ???% f2 W" Z+ e- z) |4 i, Q" j2 P
Summer raining seas ...
5 w5 v, r$ m1 Q2 _4 kthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.