Advantages # F1 r+ C& a. PVery durable in cold weather & A+ _# Y" v% R( F& t; YHigh percentage of recycled material and are 100% recyclable* y# k/ `; `; t
Disadvantages " R: F# W4 ]8 C( h4 nRusting (require maintenance to prevent corrosion) % J- d$ d( d# O$ v/ w$ s# p$ FCopper and lead roofs can be targeted by metal thieves7 \8 z1 X: n8 \& n6 A0 b
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure& _6 t) `, ?0 h
Cellular and radio reception may be negatively impacted
Metal roof ?? 6 X( d5 z. j$ bwhat's going to happen in a hail storm, will it be very loud ???5 D$ w5 Z, t( i9 a {& I: h1 }) Q
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 2 _3 `# P+ t0 N3 ], _4 v
Metal roof ??! g" r3 n+ L; s1 S! _
what's going to happen in a hail storm, will it be very loud ??? 6 d, h' [% J. ]" Y8 a- n* I4 P! pSummer raining seas ...
% F8 `! F( I5 w1 h4 n* |3 ?that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.