Advantages' x/ {7 q# ~" A' {& T/ Z* i3 \
Very durable in cold weather , r# m& @& `& O1 X% r& hHigh percentage of recycled material and are 100% recyclable & q# d6 K" O! o3 l& _3 sDisadvantages ) h# P% ?3 V- y9 N; b LRusting (require maintenance to prevent corrosion)6 B9 I6 o. b0 }
Copper and lead roofs can be targeted by metal thieves% S+ F" m6 ?. g4 |. S# Z
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; t" m9 d+ j* t6 [. |Cellular and radio reception may be negatively impacted
Metal roof ?? 2 h- \* J1 C' W% }( H. nwhat's going to happen in a hail storm, will it be very loud ???9 m+ E. s6 L( S6 v
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ! T( `1 m$ o `1 A, u, ]
Metal roof ??$ g( y7 }3 A5 j9 _/ c3 i
what's going to happen in a hail storm, will it be very loud ??? % z$ N% M+ K2 K0 ]" ?$ E* R( q7 nSummer raining seas ...
icing 发表于 2014-6-7 22:36 8 h- _* U2 a( d: j0 c7 E
Metal roof ??# A' B7 T! K) q9 \; M
what's going to happen in a hail storm, will it be very loud ??? / o# K3 o" X4 }3 vSummer raining seas ...
8 m+ d6 B+ ^ y+ P! U
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.