Advantages ! a- B& u0 S* t0 b5 _) @Very durable in cold weather 4 R- k8 i G- [* {High percentage of recycled material and are 100% recyclable+ H( O7 d T) R r+ k. w* ?
Disadvantages 5 B/ }: L$ r& t2 h6 d% Y$ A3 RRusting (require maintenance to prevent corrosion)" G8 S& D1 G8 k" ^. z& `6 E3 G3 a
Copper and lead roofs can be targeted by metal thieves& s) j: j2 [' q" G V7 S/ K
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure8 @: y+ B, k( J0 G
Cellular and radio reception may be negatively impacted
Metal roof ?? - G. p+ H6 y7 z8 N3 {. Q3 Hwhat's going to happen in a hail storm, will it be very loud ??? ' y8 n' p/ i9 }; p2 W: H# T. c2 dSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 : S9 }& y2 f/ T1 i# a! g7 v5 M
Metal roof ??5 b: p& p) ?9 O& y
what's going to happen in a hail storm, will it be very loud ??? 8 P, u: F/ @. r$ H, t6 T) kSummer raining seas ...
& E4 f: L$ D6 `) |2 p1 m+ \
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.
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发表于 2014-6-6 12:16
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