Advantages/ r+ K: o$ B) `2 ?! a6 E9 v# S
Very durable in cold weather2 y5 I3 r6 }5 ]+ a6 P
High percentage of recycled material and are 100% recyclable ' T: F- @8 {" ] z) h2 j4 }Disadvantages 4 v& g$ T( E0 s) IRusting (require maintenance to prevent corrosion)8 E7 M) Z2 A0 x4 y: w8 }( w% m5 X
Copper and lead roofs can be targeted by metal thieves# t$ y: ~+ Z% ?7 W, a- p/ A, R+ r
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 `# D- U+ K2 R/ L! B5 ? ^
Cellular and radio reception may be negatively impacted
Metal roof ??) f" s+ k. a2 J9 X( A
what's going to happen in a hail storm, will it be very loud ???; O2 ^* ?" N/ f9 e$ [
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 # C# ~0 J+ z" f( v8 U5 L( v! GMetal roof ??0 `* d/ r/ }0 @- I0 R
what's going to happen in a hail storm, will it be very loud ??? * P) U l; z. F' PSummer raining seas ...
icing 发表于 2014-6-7 22:36 ; S. S4 U$ n$ t, L/ ~Metal roof ?? * {: d4 G8 h/ J6 i; rwhat's going to happen in a hail storm, will it be very loud ??? % L8 ]1 o5 b; H. n1 c' RSummer raining seas ...
1 ~' Z7 G2 o& O* v0 n" `4 Sthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.