Advantages / j* I! @: G) j& ]2 ?Very durable in cold weather R7 s2 i1 ~; O: l. ~1 FHigh percentage of recycled material and are 100% recyclable+ v4 A* g' F- s8 g D7 c0 b; n4 D
Disadvantages% G8 m: z! p6 ?1 k- v
Rusting (require maintenance to prevent corrosion) 1 r+ M( t: {- R0 S! V! _Copper and lead roofs can be targeted by metal thieves 0 U/ x% W3 U2 N9 a0 SHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure " a- T8 A! a- h0 A- W7 ~ q: }* {" WCellular and radio reception may be negatively impacted
Metal roof ?? / u! t/ z& x+ H Fwhat's going to happen in a hail storm, will it be very loud ??? : I' J0 ~; A- V' P# {6 cSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 ) y. g" w) x. [- P% D# D0 w5 J
Metal roof ?? : [5 I$ z' \# g4 g F. P& p; `# Q$ wwhat's going to happen in a hail storm, will it be very loud ??? $ ~# j7 E5 Y1 [7 KSummer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.