Advantages `% Z" {5 h0 y R
Very durable in cold weather ! [; g8 J+ R5 n5 Y" I3 ]High percentage of recycled material and are 100% recyclable/ X" P! K( ?$ o/ g
Disadvantages 2 M' J+ b0 D5 Y( sRusting (require maintenance to prevent corrosion). E& i$ k _1 V; D1 s
Copper and lead roofs can be targeted by metal thieves3 O0 s: n1 C8 P5 d8 R' N7 n
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 1 Q4 g' U- d0 M8 _, rCellular and radio reception may be negatively impacted
Metal roof ?? : W4 j: l" {' zwhat's going to happen in a hail storm, will it be very loud ??? 3 M5 b o7 l7 d j9 e' jSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 5 K; B4 ~ ?3 F2 y# }6 U
Metal roof ??0 c& W$ V/ G: U6 {( l7 c4 W& N; B
what's going to happen in a hail storm, will it be very loud ???" U3 g" ^4 ?: ^8 d$ [
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ! \5 e2 {$ S# h1 y+ M, h) |
Metal roof ??& q9 F- o1 C; B
what's going to happen in a hail storm, will it be very loud ???& y! ^, R+ R" Z* T0 E
Summer raining seas ...
2 e V1 {5 p" W8 E: Vthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.