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

: R5 }7 B" s+ }5 E2 a9 N. I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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2 N' l9 B0 u! _4 O$ }8 v- O& @看看下面wiki的解析

K歌

Advantages
+ J7 P, F# B9 v! z& |6 d; dVery durable in cold weather
High percentage of recycled material and are 100% recyclable
Disadvantages
Rusting (require maintenance to prevent corrosion)
4 I" I0 g# C6 E: hCopper and lead roofs can be targeted by metal thieves
9 J7 L& |" ]- u6 h  ]3 b5 xHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure
+ N  X2 k' J( F) D5 a/ p8 N) XCellular and radio reception may be negatively impacted

gstudy

K歌 发表于 2014-6-7 12:08
- f, R% z6 H; w& d8 }( F6 F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 ...

- u! k$ f$ Y+ p6 R1 i; A: b& C谢谢！很专业。

icing

Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
# b. [/ G9 c- D$ a) f+ N1 H: }Summer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
2 m+ U$ S% b/ c/ |谢谢！很专业。

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小黄

icing 发表于 2014-6-7 21:36
% [* H& h- Q" W; B' J# e; O, bMetal roof ??
/ n( t$ R' U; G; Y7 X5 D9 {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
Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
* c& L" M% m! lSummer 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.