Advantages& H- ?& ^9 e! P5 {
Very durable in cold weather E8 s6 |( S( J: P( YHigh percentage of recycled material and are 100% recyclable7 S& x! g. e9 ]7 V! L
Disadvantages/ ] |+ T- ]% X, U7 I
Rusting (require maintenance to prevent corrosion)2 @7 K) D+ R i! \- X/ S% u
Copper and lead roofs can be targeted by metal thieves# `1 m* ?7 n6 }$ n/ Y
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure % o% j( n) T: gCellular and radio reception may be negatively impacted
Metal roof ??0 \% d% @3 N. Q
what's going to happen in a hail storm, will it be very loud ???& a" p3 _( P* X. ?& N9 ^
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 Z' t2 p/ R9 [! K; Q9 o+ P3 t
Metal roof ?? % |5 ^1 C4 `8 h8 M6 @what's going to happen in a hail storm, will it be very loud ??? 8 q/ q3 [2 F% Z& _- |; OSummer raining seas ...
icing 发表于 2014-6-7 22:36 " u* `' ^5 U4 B5 g* N4 x- qMetal roof ?? ; d: w% H/ `' n( t- x1 dwhat's going to happen in a hail storm, will it be very loud ???- ]- t# e u. ]& i a) E8 B$ z
Summer 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.