Advantages - [- n' x: P' G3 t! b3 T$ f) oVery durable in cold weather - J) l+ O4 w, A# VHigh percentage of recycled material and are 100% recyclable 4 F& N# h3 B9 y5 i3 n( ?/ ?8 @$ Y. hDisadvantages 8 |4 h4 {# Z% v. {& o' C( HRusting (require maintenance to prevent corrosion) 4 u- J. C5 \3 e2 q3 b# U RCopper and lead roofs can be targeted by metal thieves 0 N# ^. ~! b6 J% |High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 C; |1 P& p4 d0 s, i, ~
Cellular and radio reception may be negatively impacted
Metal roof ?? 5 O; }" O' h- b: g3 K y$ M4 Swhat's going to happen in a hail storm, will it be very loud ???2 P8 D! `9 h) T6 b0 a) r
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 0 h2 q5 d a q: `1 S0 tMetal roof ??$ r& d1 `+ C/ R/ q/ Y8 B; J: t, C
what's going to happen in a hail storm, will it be very loud ??? `% e& t1 J+ _( M+ f
Summer raining seas ...
icing 发表于 2014-6-7 22:36 / V$ C6 g% u9 a
Metal roof ?? 6 u& P& v, ~; ^- D1 w6 J9 Z P7 wwhat's going to happen in a hail storm, will it be very loud ??? 7 S2 D, _$ |" d$ d% BSummer raining seas ...
6 l- ?% c! o! G& o( _, h- e! @that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.