Advantages 8 X% s, w& @1 sVery durable in cold weather! m+ {: e' B6 n1 {
High percentage of recycled material and are 100% recyclable 4 J- n' t% j6 v( T9 \5 U! pDisadvantages , G* R. t x3 I# ~# U" }Rusting (require maintenance to prevent corrosion) ; ^0 P2 f% D+ O. GCopper and lead roofs can be targeted by metal thieves 0 D$ Y+ @, A% gHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 3 m; c' M$ |$ {+ a5 L) i zCellular and radio reception may be negatively impacted
Metal roof ??( u1 z0 h+ A, j l) ^
what's going to happen in a hail storm, will it be very loud ???3 ~0 I6 ?/ j8 s4 a) q/ u! ^( K
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 + D7 h8 g* y/ s
Metal roof ?? ) S8 ~& r" |2 S2 C% S6 P0 |what's going to happen in a hail storm, will it be very loud ??? 2 O% ^/ U- ~! Y5 }$ m3 r, @Summer 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.