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？
; x" w+ _) @9 V% Hhttp://www.albertasbestroof.com/
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cyz0116

kktam

知道。

小黄

据说非常不好

K歌

* Q! M; d, s2 d
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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1 v1 T8 f3 I& E+ p8 ?) C看看下面wiki的解析

K歌

Advantages
' e# [. u& H% r1 n, h# qVery durable in cold weather
High 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
2 X% \- n" N4 w+ C" y2 ?) ^1 f  gHigh 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 ...

3 K5 Z; i- ?3 ^- \! o谢谢！很专业。

icing

Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
  I3 n6 q& L: Z6 O; Z, ASummer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
  k$ j/ b* p2 [6 z4 ~9 F' ]谢谢！很专业。

小黄

icing 发表于 2014-6-7 21:36
Metal roof ??
/ A1 v3 X" f3 z; g! [what's going to happen in a hail storm, will it be very loud ???
6 w+ T. y8 |+ h/ Y, YSummer raining seas ...

( Y* v" c( t  E+ o1 D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
4 K: e9 _" I% n. [8 S+ R8 o. uMetal roof ??
. X5 I# C; Y: W5 K) C# Zwhat's going to happen in a hail storm, will it be very loud ???
5 X. k8 W; t7 m1 USummer raining seas ...

: i# s8 J; o7 A' l# Jthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.