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

' j* ^) ~$ p% P0 P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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- J2 t) D) U' H) u" _. }8 V看看下面wiki的解析

K歌

Advantages
Very durable in cold weather
High percentage of recycled material and are 100% recyclable
Disadvantages
Rusting (require maintenance to prevent corrosion)
; @* G- s3 F4 d9 NCopper and lead roofs can be targeted by metal thieves
+ n, o/ I: I* I$ G4 a4 vHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure
5 d1 t4 V- q" E. E: H6 a" }Cellular and radio reception may be negatively impacted

gstudy

K歌 发表于 2014-6-7 12:08
# _2 O# ?$ a4 p3 P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 ??
! E( M6 E  B, P* p  S, |4 I6 Y' G- m( kwhat's going to happen in a hail storm, will it be very loud ???
5 D: `( R, h+ L* D& ?: c" {( H5 p5 TSummer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
! |) y' Z2 y5 s4 |谢谢！很专业。

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小黄

icing 发表于 2014-6-7 21:36
% ?# Q+ z- S  l/ A" B/ V# EMetal roof ??
7 `0 x5 M, m5 x! F3 d! Xwhat's going to happen in a hail storm, will it be very loud ???
Summer raining seas ...

3 v5 g$ @. {& N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
, S+ d: u& l/ S: l* ?Metal roof ??
. t' x; v' R" ?! w$ C1 Kwhat's going to happen in a hail storm, will it be very loud ???
, ]( |8 c7 N; d7 V0 M6 }$ N, USummer 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.