Advantages / Y8 Y4 _1 p! MVery durable in cold weather! I2 [; u; \$ X( {( `2 X j
High percentage of recycled material and are 100% recyclable + h( u7 L7 d r/ w6 \0 d" XDisadvantages $ I, Y' h4 G7 X7 ZRusting (require maintenance to prevent corrosion) 7 s7 p' k$ Z% A# f8 f% VCopper and lead roofs can be targeted by metal thieves! |1 c. Z: [; k
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure " Z, b3 t2 n! z1 Z1 N$ y; K2 MCellular and radio reception may be negatively impacted
Metal roof ?? 9 ~3 X; ?, R' H* ]$ ?0 ?& jwhat's going to happen in a hail storm, will it be very loud ???4 P' U9 J7 u. O- l) Y7 `
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 0 ]9 y. }$ M/ M8 y8 M. cMetal roof ??- ^% m! i; Y0 G. O9 P
what's going to happen in a hail storm, will it be very loud ??? # Z; o; B8 s8 _9 j+ qSummer 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.