Advantages3 R7 G6 X( k8 F, [7 h
Very durable in cold weather * ]* z/ _; H" c" f) F0 W3 y& EHigh percentage of recycled material and are 100% recyclable - U* C9 F# }% i* ^2 v0 V8 p% [Disadvantages1 Z2 w- Z9 T( \5 m
Rusting (require maintenance to prevent corrosion) ; ?( D( ^. S1 \' ?6 cCopper and lead roofs can be targeted by metal thieves " N# c+ \1 ~3 B% C. m$ z- J0 UHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure5 j. z6 T4 S2 ^! a/ c b: F% ^
Cellular and radio reception may be negatively impacted
Metal roof ??( r+ S& o. z- I# l i4 i0 J
what's going to happen in a hail storm, will it be very loud ???* I( Q: S' u" Q+ }' h$ k
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 , T. W$ I: A' N6 c% X
Metal roof ?? : t* G( Y* Q* L7 q& j) G6 Q* q# n" w2 Iwhat's going to happen in a hail storm, will it be very loud ??? 4 `0 ?/ P( s# CSummer raining seas ...
icing 发表于 2014-6-7 22:36 ) k- v8 ?- z! i% z- GMetal roof ?? 9 B8 Y) _' l7 q, \/ P& ^what's going to happen in a hail storm, will it be very loud ???, j6 X S) d" ^( B
Summer raining seas ...
1 @- I7 t! c* K+ g& d- H) C5 P/ Xthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.