Advantages 8 r9 }: N: y+ T0 ~% }' Z& YVery durable in cold weather9 ]% s6 p7 C( O$ K& v0 u
High percentage of recycled material and are 100% recyclable 3 u) u& `& q) p; O& UDisadvantages4 r1 B0 A6 ~" k& d u
Rusting (require maintenance to prevent corrosion) " g1 {9 j8 h2 O+ ~- eCopper and lead roofs can be targeted by metal thieves ( R5 B: x0 E1 T6 |High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 `1 J8 l* v+ ^# K' n. Q' D9 m; @+ d
Cellular and radio reception may be negatively impacted
Metal roof ??/ X+ n) j/ W+ X2 M; e
what's going to happen in a hail storm, will it be very loud ??? ; a6 N$ S* X% j( W* R2 }Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 L" q# l- F, S& d, `+ R( r. h
Metal roof ?? * c( g+ t# @; h3 j3 c: T @6 Q3 t% pwhat's going to happen in a hail storm, will it be very loud ???5 N$ @ f3 ]# _4 |1 D
Summer raining seas ...
icing 发表于 2014-6-7 22:36 $ E5 ?: I# C# J kMetal roof ?? ' O( b, P+ }: k% n, Awhat's going to happen in a hail storm, will it be very loud ???$ g% o/ h, L! B7 ^" ]& b$ q- h
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.