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？
! S1 m  F5 @+ Y7 uhttp://www.albertasbestroof.com/
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cyz0116

kktam

知道。

小黄

据说非常不好

K歌

8 N$ {+ z, _% x5 S0 K7 z) E/ J
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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! h# [/ \' j- N" U; g8 L7 c/ o看看下面wiki的解析

K歌

Advantages
) S9 R! z% B2 @) ?* E$ ^Very durable in cold weather
. B5 ]: i6 u* h3 THigh percentage of recycled material and are 100% recyclable
Disadvantages
$ Q* a3 A! D2 D# i" T, U& {Rusting (require maintenance to prevent corrosion)
  B' ^( G( L0 u2 yCopper and lead roofs can be targeted by metal thieves
( }$ U' q7 D, _6 VHigh 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
8 ^3 a: V9 R: |+ [& Z9 ?. w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 ...

! d! e0 L5 f# U. ^谢谢！很专业。

icing

Metal roof ??
; |6 ~1 n$ A! |5 _0 K' swhat's going to happen in a hail storm, will it be very loud ???
8 p9 Y! M$ E% p( X6 P# T% t- `Summer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
& X9 d0 A* f/ H- Q谢谢！很专业。

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小黄

icing 发表于 2014-6-7 21:36
3 Q9 f1 }5 M1 VMetal roof ??
0 M, x, e  m7 G% c- ~what's going to happen in a hail storm, will it be very loud ???
Summer raining seas ...

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
) P& H! T, G; O! f- q, d8 q$ sMetal roof ??
what's going to happen in a hail storm, will it be very loud ???
% ^* J6 @+ ]2 U. G, E* F" |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.