Advantages8 S; _8 j5 l* B; v; r. i. C: ~
Very durable in cold weather q( H$ D7 _6 J+ _( S/ dHigh percentage of recycled material and are 100% recyclable7 Q- t+ |% ^+ I# U
Disadvantages 7 n0 O& ? E( g3 J' E# L2 q5 sRusting (require maintenance to prevent corrosion)" w) b& A! r( q* }7 d5 f8 h
Copper and lead roofs can be targeted by metal thieves i2 ?+ G# e# Z! X0 G3 c) I
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure! ~7 @: p6 C7 G5 b7 c" Y
Cellular and radio reception may be negatively impacted
Metal roof ??9 g1 y0 x& P$ ]6 c) N
what's going to happen in a hail storm, will it be very loud ??? r$ L" Y- }% A9 s
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ; p) A3 E4 K; n
Metal roof ??6 A9 Z" G% ? J, f! u0 G* L
what's going to happen in a hail storm, will it be very loud ???: `' o7 }! S( [, j7 C+ n
Summer raining seas ...
icing 发表于 2014-6-7 22:36 4 @, S) ~+ v5 S8 m+ S* `' HMetal roof ??& @# h1 Y6 `5 l1 t
what's going to happen in a hail storm, will it be very loud ???) I7 B, }. x7 `1 }& w3 g; {5 g
Summer raining seas ...
5 W/ h/ z: H7 m! u6 sthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.