Advantages 9 b# l5 Y8 i( cVery durable in cold weather5 [" Q& ?2 T, b/ Y6 @
High percentage of recycled material and are 100% recyclable# d" ^0 k5 }; v: f! Z
Disadvantages# T$ T' p- M' P! a) K
Rusting (require maintenance to prevent corrosion)0 }, h; J# w5 X) ~
Copper and lead roofs can be targeted by metal thieves ' a Q& m N$ N5 {' Q9 EHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure! O4 t. S6 K6 L# L: F. V' ~
Cellular and radio reception may be negatively impacted
Metal roof ?? 8 x- J' M" [4 R/ G! Gwhat's going to happen in a hail storm, will it be very loud ???6 s8 z' o. v. M% @
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 0 V) l# h( k$ A/ jMetal roof ??2 O/ a* R9 K. _& O
what's going to happen in a hail storm, will it be very loud ???9 S, v) A, Z. ^& n! b
Summer raining seas ...
icing 发表于 2014-6-7 22:36 7 T n( F+ ^1 i2 x& ? mMetal roof ?? + D! {% \. ?6 uwhat's going to happen in a hail storm, will it be very loud ??? , [6 N$ G- f1 ~$ L; Y& h }) z% Q3 ?5 {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.