有人试过最近广告中推销铝合金屋顶的吗？

gstudy

有人试过最近广告中推销铝合金屋顶的吗？
http://www.albertasbestroof.com/
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cyz0116

kktam

知道。

小黄

据说非常不好

K歌

/ |5 U( t  h) @! k被风掀下一块可以杀人于无形。风大的地区应该不好不适合。还有金属导热快，冬冷夏热是免不了的，夏天万一要上roof维修还有烫伤的危险，夏天摸摸你的车子。遇上雷电那就更过瘾了。
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看看下面wiki的解析

K歌

Advantages
9 U0 R, _% W$ v- T# r9 K& a9 GVery durable in cold weather
: l' V. ]' P8 S$ yHigh percentage of recycled material and are 100% recyclable
Disadvantages
Rusting (require maintenance to prevent corrosion)
Copper and lead roofs can be targeted by metal thieves
4 p% a- n9 ]% Q3 j( j8 e4 R% y! jHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure
Cellular and radio reception may be negatively impacted

gstudy

K歌 发表于 2014-6-7 12:08
被风掀下一块可以杀人于无形。风大的地区应该不好不适合。还有金属导热快，冬冷夏热是免不了的，夏天万一要 ...

谢谢！很专业。

icing

Metal roof ??
( n, N2 u0 |6 [; s# q  Pwhat's going to happen in a hail storm, will it be very loud ???
Summer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
谢谢！很专业。

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小黄

icing 发表于 2014-6-7 21:36
Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
Summer raining seas ...

3 q7 r% g4 @, l$ g) m9 j* `5 K, ~不会。

kktam

據說很好可以延長屋頂使用時間，就是貴。

gstudy

icing 发表于 2014-6-7 22:36
9 |8 s9 M0 Z$ B6 eMetal roof ??
what's going to happen in a hail storm, will it be very loud ???
& m1 ~5 `. K  ~Summer raining seas ...

that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.