Advantages 0 f1 B }/ N) z1 J Q( SVery durable in cold weather8 Y4 g! j6 Z' M) f+ g
High percentage of recycled material and are 100% recyclable( E2 p" I) P3 I6 ^# X
Disadvantages % Z0 A% \: `% bRusting (require maintenance to prevent corrosion) h+ ]0 F0 s- {8 G4 A
Copper and lead roofs can be targeted by metal thieves" J& k# P3 ~! N, a% Y# v) d z) n
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure R5 {. l6 n. U5 [( \2 k3 L- FCellular and radio reception may be negatively impacted
Metal roof ?? ' R: ~" L" b6 z0 l( Z9 p8 rwhat's going to happen in a hail storm, will it be very loud ???; @& n( o% w: Q* }( X/ S/ z
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 . `: [# q/ {5 ?7 S: }/ wMetal roof ?? - N0 a e) P# D. {4 R% p, uwhat's going to happen in a hail storm, will it be very loud ???# k5 |3 H! n* T1 o/ W
Summer raining seas ...
, f2 X. Y$ q& |9 b* W8 E7 \$ kthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.