Advantages * W+ V& M w |0 x/ M$ a: I, _) ZVery durable in cold weather: \" d. _2 M: p6 G3 u( W" y
High percentage of recycled material and are 100% recyclable # |' u" i& f: o ~Disadvantages5 W9 G/ R2 n G! |5 T
Rusting (require maintenance to prevent corrosion)8 V' t: O4 L s
Copper and lead roofs can be targeted by metal thieves 6 D7 ^$ \7 _( |) f# ^) AHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure $ a5 E0 a9 D6 b: @# U1 H; v& v& RCellular and radio reception may be negatively impacted
Metal roof ?? ) t: e9 I7 ]; b# v2 @what's going to happen in a hail storm, will it be very loud ???; F# v0 D4 p+ g
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 . o/ u3 P/ u5 p: B. n6 s
Metal roof ??" v, z1 P/ v$ y/ \, G; h
what's going to happen in a hail storm, will it be very loud ??? 1 Y: j# [9 N% ]0 ^Summer raining seas ...
icing 发表于 2014-6-7 22:36 & b _* R5 i( D, O0 |4 `Metal roof ??) m' @! m. }, p7 D! p
what's going to happen in a hail storm, will it be very loud ???! U* D- n( c# z* O, m) r1 u
Summer raining seas ...
' Z; C! B" r$ x# @* u' b, {- Q
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.