Advantages6 ~; G! {# A" C+ M
Very durable in cold weather 6 M: {1 ], r" i. q3 I4 ZHigh percentage of recycled material and are 100% recyclable& \7 t; @ w1 F. d
Disadvantages# I& C: a4 W) F# Y
Rusting (require maintenance to prevent corrosion)' A$ o, J5 N7 [: l+ O4 d1 |
Copper and lead roofs can be targeted by metal thieves 5 a* R8 r* Y, \& t( JHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure/ w+ W& ?7 ~3 ^2 }6 e
Cellular and radio reception may be negatively impacted
Metal roof ??7 Z9 h0 S: o% z: W+ g, }
what's going to happen in a hail storm, will it be very loud ??? d" w" z. a% J; J5 ^4 pSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 + [2 L- H7 ~7 xMetal roof ??) ~4 v7 |( T! i1 _% [
what's going to happen in a hail storm, will it be very loud ??? ( S. f$ D" i6 n; n5 BSummer raining seas ...
icing 发表于 2014-6-7 22:36 6 \! V! s6 A; x( A
Metal roof ??* D% ?$ t: _# x# A8 _
what's going to happen in a hail storm, will it be very loud ???% o! F6 e [' w6 F
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.