Advantages; `0 O/ T3 `7 K/ t# ]
Very durable in cold weather & e, O. G0 \: J' K1 ~3 k% O5 U5 d: ]High percentage of recycled material and are 100% recyclable9 q) c L. |' I8 v! ]4 w) I
Disadvantages$ q2 ]% w' j5 L. ~: q8 ~- S- r! I
Rusting (require maintenance to prevent corrosion)# _' ?% ~ I! \$ g
Copper and lead roofs can be targeted by metal thieves( X# \. V z7 c5 S3 q" h
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure% X! F$ _) V4 }9 |
Cellular and radio reception may be negatively impacted
Metal roof ??( B6 {5 X r$ y0 i" h3 [
what's going to happen in a hail storm, will it be very loud ??? ' ]' h4 |$ x7 s8 ]1 H2 v1 {Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 , A _/ Z4 X0 l7 t/ [2 U4 U* YMetal roof ??4 m# ^5 b2 ]. g( c
what's going to happen in a hail storm, will it be very loud ??? % H( o: m) _8 G4 {6 x! qSummer raining seas ...
icing 发表于 2014-6-7 22:36 % }, x& M. b% J5 g3 O7 j9 Y
Metal roof ??; x1 Q* h- [4 K
what's going to happen in a hail storm, will it be very loud ???2 @# |5 @& r9 l0 v0 V7 [1 d
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.