Advantages4 V3 @) v( R4 u( m, \6 z
Very durable in cold weather 1 I( Y, j- L& e' p: ]$ a/ lHigh percentage of recycled material and are 100% recyclable! k$ g+ f1 O8 D; Z
Disadvantages z4 t/ T, O, }7 `( @Rusting (require maintenance to prevent corrosion) ' q- r! ~2 n& j9 kCopper and lead roofs can be targeted by metal thieves 8 `9 b+ u9 Y/ C2 ~/ j$ AHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure $ @- g6 P- h Q2 |- X ZCellular and radio reception may be negatively impacted
Metal roof ?? , V( M4 K2 C/ ], j; B: p, ]what's going to happen in a hail storm, will it be very loud ??? 1 C% R) t+ G: f, [1 o) L% MSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ( b j8 Z& Z; H+ |Metal roof ?? $ S" D, e* s1 e' h! n; k9 E! q* Swhat's going to happen in a hail storm, will it be very loud ??? : p) V! k3 @, J$ |$ dSummer raining seas ...
icing 发表于 2014-6-7 22:36 2 A$ \- a. s. D/ K4 H7 O2 yMetal roof ?? % v7 J. p$ g; S fwhat's going to happen in a hail storm, will it be very loud ??? & U4 [8 O* f/ b$ x& rSummer 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.