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

; V1 H* s9 G0 o) y4 J& a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。
: V7 p* }% O( u
( C: K$ e- @9 ^看看下面wiki的解析

K歌

Advantages
Very durable in cold weather
; g' a0 Z1 k8 }$ PHigh percentage of recycled material and are 100% recyclable
2 X2 q  P( a9 s+ n% eDisadvantages
6 A! l$ t, e5 z# r8 f5 ZRusting (require maintenance to prevent corrosion)
0 ~! D. l7 C5 \0 j* d3 ^Copper and lead roofs can be targeted by metal thieves
! b3 Q! @! E# {) NHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure
$ `- G  Z  a0 [* e+ T, G, wCellular 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 ...

谢谢！很专业。

icing

Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
: ?0 E& b4 M& B! M/ L' ?Summer raining season, if it rains in night, people can sleep well ???

小黄

gstudy 发表于 2014-6-7 12:00
+ s7 H! F) \; v; x7 J+ ?. h5 |谢谢！很专业。

小黄

icing 发表于 2014-6-7 21:36
  O  ?; ~. P; ~Metal roof ??
what's going to happen in a hail storm, will it be very loud ???
Summer raining seas ...

, _- p$ ?. t% v( }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 ???
  V- i) u9 U0 k: i' M7 zSummer raining seas ...

/ t$ N2 P; [; z3 y5 y+ H$ xthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.