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？
8 B/ n% V/ o: `: n% [http://www.albertasbestroof.com/

cyz0116

kktam

知道。

小黄

据说非常不好

K歌

0 e9 j" \/ B- s& l
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。
" }/ l- t% j1 a% t  P8 ?$ N
- {) ^6 g: l- I: @3 y看看下面wiki的解析

K歌

Advantages
! `1 a& t: ~  BVery durable in cold weather
High percentage of recycled material and are 100% recyclable
Disadvantages
# Q" J) _  E0 B) j( a/ Q1 h4 rRusting (require maintenance to prevent corrosion)
Copper and lead roofs can be targeted by metal thieves
+ f' O0 J8 G  I# IHigh 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
, V0 ], g5 u  C$ U3 y% O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 ??
, `( W- x' A3 s  M  b& V$ L# x* Fwhat's going to happen in a hail storm, will it be very loud ???
9 M% D6 R+ g7 |6 H: L8 n. b$ W1 LSummer 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。

小黄

icing 发表于 2014-6-7 21:36
. f; I$ b6 i3 N  L& t+ \+ B+ V" R& fMetal roof ??
! `! v' o) Y1 f& `9 D0 Vwhat's going to happen in a hail storm, will it be very loud ???
) |7 S. n- H! F& `# e) `Summer raining seas ...

' E) J* ]3 q) m' n- c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 ??
+ k* ]2 Y& X) J, bwhat's going to happen in a hail storm, will it be very loud ???
# z8 Y: G& l, E7 [0 g, `0 ]Summer 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.