Advantages 7 B# b; K! N( O D& g9 u# |Very durable in cold weather + `& u. B9 P; x, X) j7 \High percentage of recycled material and are 100% recyclable 9 \; E& j! C/ s) h3 G4 R6 E7 r1 f% Z' r9 fDisadvantages 5 @, F& J3 W J$ X8 T: e# y8 f" _Rusting (require maintenance to prevent corrosion)2 @& g- P$ w/ o5 }2 S. `9 i# P
Copper and lead roofs can be targeted by metal thieves & h" \- L2 M- KHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 8 \) ~! v1 ?* }6 u: `" BCellular and radio reception may be negatively impacted
Metal roof ??7 f0 p4 i; s. B2 C. L! V# T
what's going to happen in a hail storm, will it be very loud ??? - D; Z8 [: I) y' r( USummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 $ K! D' T- {% p( T5 z/ J: f$ eMetal roof ?? - r3 Z8 s+ t8 j1 hwhat's going to happen in a hail storm, will it be very loud ???! M" ~6 K7 |! V9 ?9 v
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.