Advantages. n* o9 {, E7 k1 R/ O$ W, \
Very durable in cold weather3 Z( N1 S+ s# t" S) a" j
High percentage of recycled material and are 100% recyclable! v* |0 _9 t% q4 f; y( M
Disadvantages 8 X- g/ q, m+ s5 V2 WRusting (require maintenance to prevent corrosion)7 q2 P5 o6 ?7 k
Copper and lead roofs can be targeted by metal thieves ) N* [/ B0 O5 uHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; C: ~. P( \- T6 qCellular and radio reception may be negatively impacted
Metal roof ??# w9 T" Z0 H# T
what's going to happen in a hail storm, will it be very loud ??? 0 i, P! o: F) t3 }5 I$ w- h# [: A- BSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 - q) w; d2 r* M) W+ H4 k
Metal roof ??. o1 w1 A# D" n
what's going to happen in a hail storm, will it be very loud ???* q& N4 C9 `3 m6 R: X* l' x, k
Summer raining seas ...
icing 发表于 2014-6-7 22:36 2 u/ X$ E+ b4 V) l" G8 {Metal roof ??- n! I& B* s7 k$ n6 ?/ y
what's going to happen in a hail storm, will it be very loud ??? 4 u w: `* c. c* q/ m; N: ySummer raining seas ...
! [9 |; @" d) _8 s% B; Mthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.