Advantages0 `2 j9 k. e6 S- o$ N+ h
Very durable in cold weather6 O4 I% o" x! E- Z
High percentage of recycled material and are 100% recyclable 7 n" i3 U6 N) L# P9 F! `Disadvantages9 U3 V- i( D# \! O
Rusting (require maintenance to prevent corrosion)- N2 j; S! I% `3 t% l' ^- J! i; W
Copper and lead roofs can be targeted by metal thieves ( r% w% V+ M# q) E6 f2 RHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure& M% z9 U3 A5 w
Cellular and radio reception may be negatively impacted
Metal roof ??4 n. O, d% n9 Z; {" n
what's going to happen in a hail storm, will it be very loud ??? $ E1 b2 k' L" U* BSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ; _. M( M+ K0 n" z& e
Metal roof ?? / n* m5 Z. @/ B+ p$ g3 q4 A$ hwhat's going to happen in a hail storm, will it be very loud ???( \5 X* Z/ w" m
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ( K+ e( X; d+ x, {Metal roof ??* b* c4 N7 b6 l! s4 S
what's going to happen in a hail storm, will it be very loud ???( I) ~, W2 L* { |$ k
Summer raining seas ...
: N1 d0 {8 w" J$ Y9 vthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.