Advantages* Z4 b( j$ e" F# Z5 [4 o+ A
Very durable in cold weather 5 S* N( h5 I$ Q) V% Q( LHigh percentage of recycled material and are 100% recyclable % @) y, D- G( m. `# Z/ y7 P" ODisadvantages! _) I$ M q5 C2 P/ f! @) x& g
Rusting (require maintenance to prevent corrosion) ; h6 w' F1 m. |% M- ?Copper and lead roofs can be targeted by metal thieves 3 R3 K9 o2 G! Q2 r- R5 B2 [High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure& {+ s( a8 A5 Q: _& k# k
Cellular and radio reception may be negatively impacted
Metal roof ?? % e" T# Y# q% l$ c* Cwhat's going to happen in a hail storm, will it be very loud ??? 4 @/ N5 L. {# L+ V. @2 Z) XSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 3 F$ H( Y8 f F, z% b
Metal roof ?? 3 x, h! \1 \. n+ \what's going to happen in a hail storm, will it be very loud ??? % ^( y/ `7 c% `. |: O& {Summer raining seas ...
icing 发表于 2014-6-7 22:36 1 H4 D- ~, k( i- _) k2 d/ I7 B9 E+ E
Metal roof ?? . w5 i) W! s' Y$ c3 _what's going to happen in a hail storm, will it be very loud ???2 `$ q7 ?- x4 Q2 x$ c7 }* B% q
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.