Advantages / f% [- i& g( \- Y( EVery durable in cold weather 8 B$ x* ~. ]: c9 }3 zHigh percentage of recycled material and are 100% recyclable2 U# z4 D8 @* z
Disadvantages( t$ o2 j; }& Q, X% _7 ~
Rusting (require maintenance to prevent corrosion)$ B" c' K& M- ?3 ]
Copper and lead roofs can be targeted by metal thieves. [. E! u7 _2 o5 W+ r( c
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure l* b, H0 g0 T* }. E
Cellular and radio reception may be negatively impacted
Metal roof ??$ m9 C) t' E! x+ J4 @
what's going to happen in a hail storm, will it be very loud ???7 w9 R4 w! ?' E3 `7 ]
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ' O% s" W' b4 p( T" g7 JMetal roof ?? " M' i; m: [$ l2 Xwhat's going to happen in a hail storm, will it be very loud ???6 ]8 b' }( \+ b# H# D" W
Summer raining seas ...
icing 发表于 2014-6-7 22:36 / _& {( N! P7 z0 v3 G
Metal roof ?? * _! j6 p V. I( U: Wwhat's going to happen in a hail storm, will it be very loud ???- L5 m# ?; ]8 l- ?. ?9 ? @6 a- m
Summer raining seas ...
8 r3 Q, q9 s" f/ a7 _
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.