Advantages& x, v. L# B& Y! ]0 Q, y
Very durable in cold weather ' I4 `% D% E% s9 B8 O: bHigh percentage of recycled material and are 100% recyclable " e: c4 L- l2 Q, u+ eDisadvantages ( J' B) o# I/ eRusting (require maintenance to prevent corrosion)# _+ P$ c) S! q( r5 J$ f
Copper and lead roofs can be targeted by metal thieves . h7 ?2 {2 C& j8 G& Q/ G6 f+ J0 VHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure+ J- ^ C5 Y1 M6 H3 `4 D( E2 h. g
Cellular and radio reception may be negatively impacted
Metal roof ?? ; n, }$ L* ~4 E! rwhat's going to happen in a hail storm, will it be very loud ???' X) o% }: r# ~9 ]
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 9 i5 y8 o E0 p$ j4 h* r
Metal roof ??+ L6 q4 w$ _9 y1 L' p3 G* }2 {
what's going to happen in a hail storm, will it be very loud ???; a* |" X! R( ?, _/ L
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ) E _0 |: P: ]0 }) W; X
Metal roof ??$ w+ Y) N: t+ E) B& b! [
what's going to happen in a hail storm, will it be very loud ???6 Y: a/ a: `5 D. r2 n& m/ m
Summer raining seas ...
, g$ b9 T( b7 \0 sthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.