Advantages . L! h* E, X2 u1 Z/ i( UVery durable in cold weather ?2 h' I# d9 r. g8 t
High percentage of recycled material and are 100% recyclable ; a9 d6 q! r- Z/ [/ f8 nDisadvantages ' _% s& |# @1 ^# c' g# ARusting (require maintenance to prevent corrosion)' E, F) o4 G3 S" E9 s; c
Copper and lead roofs can be targeted by metal thieves : m7 C6 y: g+ K4 d) V+ mHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure; T5 L( u5 T3 Y0 R0 B7 u
Cellular and radio reception may be negatively impacted
Metal roof ?? . f m" A2 d" c; p- Awhat's going to happen in a hail storm, will it be very loud ??? 4 T, i2 k3 K h3 i) KSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 @# ?. q$ ~7 o( L" ^; X9 g0 N
Metal roof ?? 0 H" z% I- H6 |: z% p5 Owhat's going to happen in a hail storm, will it be very loud ???- }' E8 f; n5 {
Summer raining seas ...
icing 发表于 2014-6-7 22:36 I3 R1 L& U( `6 ZMetal roof ?? ( K% w8 O3 K2 ~/ _6 d3 Jwhat's going to happen in a hail storm, will it be very loud ???) I. A3 |3 p. u1 K/ _2 C5 h; ^
Summer raining seas ...
# H( [3 S" m0 wthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.