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

5 U& x! p5 I4 t: v
. Z+ [. l# x# v0 B$ m  Q8 Z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。

0 X* P5 s& C: {$ q5 E3 J看看下面wiki的解析

K歌

Advantages
$ e9 s* L8 A% p+ n/ a0 E* KVery durable in cold weather
4 b" r. l/ d$ B2 u0 n  XHigh percentage of recycled material and are 100% recyclable
, f. B1 A5 I8 Z, n0 V2 fDisadvantages
* O% s2 h* d( T  p4 iRusting (require maintenance to prevent corrosion)
/ {4 C: ?4 r, G/ V* _& F9 H2 fCopper and lead roofs can be targeted by metal thieves
! X0 W6 {' F1 f% g" d; @* RHigh 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
5 M+ h+ R( F; w+ d2 y  h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 ??
0 E+ m) {' p7 e" t& fwhat'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。

小黄

icing 发表于 2014-6-7 21:36
7 M( I8 Q* h( U2 q, W8 I( [6 AMetal roof ??
' f$ t0 A; h7 X) @# W6 ~# Ywhat's going to happen in a hail storm, will it be very loud ???
5 L! h8 h" k0 \& f6 K  D7 vSummer raining seas ...

( `4 ?9 [7 L1 ?5 t5 e/ L5 D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
& N" G# b- B( }: ]; _8 {% CMetal roof ??
what's going to happen in a hail storm, will it be very loud ???
, u2 W4 N5 ~+ F8 h' iSummer 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.