Advantages / h% O* _# G8 o7 b- y. iVery durable in cold weather ]9 A# O* [% R; A2 c5 [
High percentage of recycled material and are 100% recyclable( z# D" ` |6 H& G
Disadvantages 4 V, Y1 t2 ^5 o3 {Rusting (require maintenance to prevent corrosion) , L/ \1 C4 i& _/ ~( NCopper and lead roofs can be targeted by metal thieves( R& ~0 W8 I: o- b; j
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure/ X* ?3 _; p* a* I# a; [1 o2 w
Cellular and radio reception may be negatively impacted
Metal roof ?? ; Y! h1 [4 }; I9 b1 dwhat's going to happen in a hail storm, will it be very loud ??? 7 o* u7 Q4 K9 FSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 4 c2 z" S; A& F- u; V" s+ sMetal roof ??% ~! }/ w; e$ ?
what's going to happen in a hail storm, will it be very loud ???! M L% Q$ N; C) ^2 ^
Summer raining seas ...
icing 发表于 2014-6-7 22:36 $ Z+ X9 H; B# K6 y9 m' I8 ~* iMetal roof ??2 _: n/ L0 ~% s8 k* K! M; g5 z
what's going to happen in a hail storm, will it be very loud ??? 2 z4 ~8 R& `' SSummer 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.