Advantages% M' G+ u. f1 f% l( n0 a+ W% Q- B7 F. |
Very durable in cold weather % n1 a6 Q+ l9 b6 [; V! xHigh percentage of recycled material and are 100% recyclable 3 Q; G& U3 r2 h' m0 cDisadvantages, z& ~' }+ P L( w0 R6 M( k. U
Rusting (require maintenance to prevent corrosion) # C9 F$ u* F4 v: u. S* N4 GCopper and lead roofs can be targeted by metal thieves / T, e# A6 {( H# Z" P" [2 e Y& GHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure) O+ E8 J; t- ^9 x9 t2 d; o
Cellular and radio reception may be negatively impacted
Metal roof ?? % {6 ^& o0 Q( L& j% }1 S; Z; Vwhat's going to happen in a hail storm, will it be very loud ??? + D' \8 ?+ A. T) \5 Y% TSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 8 h. Y: b; s- C
Metal roof ?? # `; l6 M n H- }$ Cwhat's going to happen in a hail storm, will it be very loud ???, |! k. m% p5 ]( g$ X
Summer raining seas ...
icing 发表于 2014-6-7 22:36 / C- C$ K5 O1 y9 I9 a
Metal roof ?? 7 L( u( m9 G, m9 ~what's going to happen in a hail storm, will it be very loud ???7 i, O# X* x" R( @; u. Y0 Q
Summer raining seas ...
% F/ m3 K( m2 j4 y4 gthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.