Advantages5 C6 ]0 N9 @" U! H# ]7 ]
Very durable in cold weather! t& k( @. x6 A$ M3 p) l
High percentage of recycled material and are 100% recyclable$ @% R9 ^; p: P$ t8 G% d! A2 i' O
Disadvantages & M! @; f. X# e7 E, p" T9 K7 PRusting (require maintenance to prevent corrosion) * n/ R3 i: ~" JCopper and lead roofs can be targeted by metal thieves% N; k, _ \5 m* h2 J3 N7 H. l6 W
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure6 f; j% P5 ^9 ~' ^5 ~ R
Cellular and radio reception may be negatively impacted
Metal roof ??" B; f3 N4 {3 t1 ^& l# d- H
what's going to happen in a hail storm, will it be very loud ???, n& |2 K. F+ X$ @
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " F q0 c" Z/ h% z7 J8 b) G& nMetal roof ??7 \( [% H- Z/ N" K% }
what's going to happen in a hail storm, will it be very loud ??? $ o7 C5 G6 H( T' GSummer raining seas ...
icing 发表于 2014-6-7 22:36 % |$ c$ i) p& e+ G/ w3 r/ k
Metal roof ?? % x- Y. V( _6 Z2 rwhat's going to happen in a hail storm, will it be very loud ??? # z4 w8 |) f& F9 p2 G- mSummer 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.