Advantages8 O+ X3 y$ Y1 {+ @- p1 r1 b; E
Very durable in cold weather # L8 _ [1 ~ n4 O) T$ THigh percentage of recycled material and are 100% recyclable. \6 R4 V: J$ @
Disadvantages$ S: c9 F# p% }5 J! d4 T
Rusting (require maintenance to prevent corrosion) 1 n+ y! c$ I0 R z: }% \Copper and lead roofs can be targeted by metal thieves. O( _$ d, b. y' c& o, |6 ?
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 8 h+ `. b6 V$ C7 wCellular and radio reception may be negatively impacted
Metal roof ?? 2 S: j& m0 O% X$ h3 I' U1 T1 Xwhat's going to happen in a hail storm, will it be very loud ??? ! [. y+ b w9 B2 o2 s5 B8 LSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 . k* ^7 y8 W. Z- M, OMetal roof ?? 9 U; s# {* X' b& Ywhat's going to happen in a hail storm, will it be very loud ??? ; O4 _2 v8 Z ?# b: r- t+ `Summer raining seas ...
icing 发表于 2014-6-7 22:36 ) `, ]# d: o/ h6 i% c0 J
Metal roof ?? + V @ s; T( d6 kwhat's going to happen in a hail storm, will it be very loud ??? + c' R g7 q4 K4 z3 JSummer raining seas ...
1 }2 g, B6 f0 D3 Z. y: athat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.