Advantages 6 C1 i/ p2 {2 a: k& q3 gVery durable in cold weather$ j6 M7 `* ~8 k: |1 G
High percentage of recycled material and are 100% recyclable " S! W# a1 _: }! g$ v& ?/ jDisadvantages 2 K, o f' O! n0 YRusting (require maintenance to prevent corrosion)6 c; p7 W# z) d6 W% }5 b- R
Copper and lead roofs can be targeted by metal thieves ( `, e. @6 b2 |; ^9 k9 ?High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure9 X8 b$ _" Q4 Z! E
Cellular and radio reception may be negatively impacted
Metal roof ?? " p* G* g+ h( A; pwhat's going to happen in a hail storm, will it be very loud ??? ! G1 V; y$ K1 {6 K* }' z5 ]8 F" T. mSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 # @3 A5 k% [. ~ f8 O, ]
Metal roof ??+ g- D# a2 B9 _) G$ V- k3 N
what's going to happen in a hail storm, will it be very loud ???( P5 d( E. B: D2 L% P4 T
Summer raining seas ...
icing 发表于 2014-6-7 22:36 5 [; _0 A* ~: [! D' ]
Metal roof ??& Y2 z) m. ?( ~6 o( w; h9 y* r
what's going to happen in a hail storm, will it be very loud ???8 |7 @8 X& q0 B+ s# ?
Summer raining seas ...
9 E' p9 [4 l+ u; s& e
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.