Advantages; z: N* G( m9 I
Very durable in cold weather/ | N: y" d5 a( W& P8 S3 i
High percentage of recycled material and are 100% recyclable 2 ]- _4 n0 `/ S4 o9 a; I% mDisadvantages6 W8 }0 j) |& | j
Rusting (require maintenance to prevent corrosion)7 T4 W( E1 U! r
Copper and lead roofs can be targeted by metal thieves- F( y4 v0 F2 p8 t2 M+ s
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure$ k! r# x/ u9 j1 b" g6 f I
Cellular and radio reception may be negatively impacted
Metal roof ??5 [5 M6 E+ d& `1 t; x. `* q
what's going to happen in a hail storm, will it be very loud ???! x m7 x- S% Q: X
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 6 A. M" ^* N2 N+ ]' o
Metal roof ?? ! l6 d! P" c! {' p8 M4 L3 Owhat's going to happen in a hail storm, will it be very loud ???0 ~( y& P1 C# C! e8 m4 D
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ! G: f* o( w* I, U2 J7 ?) ~: x
Metal roof ??) n& D, j8 v" r
what's going to happen in a hail storm, will it be very loud ??? 0 f: U: F1 T5 d3 T; I, |Summer raining seas ...
4 ?6 f o) k( A4 b/ v1 X* @
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.