Advantages ' B: t: G" B* Q- ]0 y; [- D0 u/ XVery durable in cold weather ' }; f8 g& T# I2 x& v/ v$ k1 E) {High percentage of recycled material and are 100% recyclable 4 r {# ~* g* U% Y; s( PDisadvantages4 n: m) Y; `. B% N% k. l( `8 }8 ?4 J
Rusting (require maintenance to prevent corrosion)7 V" C+ Z( o8 B4 j2 [: c6 e
Copper and lead roofs can be targeted by metal thieves# ] K0 T' E. I+ X( |0 Z* O
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure \; m% ^6 G, Y: ~/ B
Cellular and radio reception may be negatively impacted
Metal roof ?? H4 f9 ]8 v5 R8 X
what's going to happen in a hail storm, will it be very loud ??? 8 Z' E. u! s$ C+ X# _Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 $ r/ b- Y5 n |) G
Metal roof ??9 f% ~, |" C- Z% S1 d& _+ ?
what's going to happen in a hail storm, will it be very loud ??? , u9 h( }% e6 A6 k- \7 T/ q% [; @, dSummer raining seas ...
icing 发表于 2014-6-7 22:36 7 x# I t' @6 y% p, r2 N
Metal roof ??: [% V7 j# U. M; g8 A
what's going to happen in a hail storm, will it be very loud ??? 9 m- j& T, L9 H6 HSummer 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.