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/

cyz0116

kktam

知道。

小黄

据说非常不好

K歌

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。
# A: i% M9 A& L; p3 W
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
- D. }" f; a8 bDisadvantages
! g2 S4 D0 ]1 Q4 eRusting (require maintenance to prevent corrosion)
" X0 z# I. h# j- n$ CCopper and lead roofs can be targeted by metal thieves
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure
$ K8 [: f9 g; h, c- _5 CCellular 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 ...

5 |$ S! C9 }  ]! t9 Z. Y* b谢谢！很专业。

icing

Metal roof ??
' n8 }9 U" y! h& s+ O4 Nwhat'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。

: }1 c% R( Q& ]* C! Y  z

小黄

icing 发表于 2014-6-7 21:36
  h6 p) }8 r/ L+ _% D& F' _Metal roof ??
# g# D% @( Q8 _2 }4 hwhat'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 ???
5 _0 G. [; Y- O3 s0 P0 LSummer raining seas ...

( D; n, P8 V. ]) d& b! s3 \0 H( }* Xthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.