Advantages0 ?* D2 s" u6 x6 l1 U# \/ l
Very durable in cold weather , [9 I1 F7 S. F, {+ W; z- ZHigh percentage of recycled material and are 100% recyclable ) _: N( V, L/ `9 _7 V& L; v: iDisadvantages % t) K4 U9 k V9 c; p& URusting (require maintenance to prevent corrosion)8 Y4 \* M1 g" i" U' d2 k8 Z5 p2 i
Copper and lead roofs can be targeted by metal thieves' X0 G/ R6 J' q. J- u% I
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ! X) }4 {+ K( |/ Q# SCellular and radio reception may be negatively impacted
Metal roof ??: I( x* H' T0 B& E3 ~: Y+ e" _
what's going to happen in a hail storm, will it be very loud ??? - d, S2 X: ?9 M% ESummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 2 _4 D2 j0 V( CMetal roof ??: c- c- d2 x- ?/ E' X1 |
what's going to happen in a hail storm, will it be very loud ???7 Q5 j& J* r2 J$ B- [
Summer raining seas ...
icing 发表于 2014-6-7 22:36 % g8 `: b1 Q7 G- J3 B6 w* U: qMetal roof ??. ]5 C) K E8 R; B6 O
what's going to happen in a hail storm, will it be very loud ??? 0 J. f6 N$ }6 k6 FSummer 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.