Advantages 2 V o, }8 h2 s$ \2 oVery durable in cold weather + m3 ]* E( t: ~7 |3 r# F/ ?( p4 ]High percentage of recycled material and are 100% recyclable; l- Z! |5 B' ^
Disadvantages 9 M! ?' `: _4 Q$ yRusting (require maintenance to prevent corrosion)6 }" Z2 c3 a" M0 N7 ]
Copper and lead roofs can be targeted by metal thieves 9 O8 ^& x# ~' ~/ R1 w1 o+ z. HHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure, b, z- C: `+ b
Cellular and radio reception may be negatively impacted
Metal roof ?? ! I$ T6 l( [$ c( S$ swhat's going to happen in a hail storm, will it be very loud ???0 U7 Q) n$ b) w* a9 _4 `
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 / U1 j. ?4 h! T. M/ lMetal roof ?? - f5 r' F' ~# Z* Mwhat's going to happen in a hail storm, will it be very loud ??? 9 C. ]/ Z: }6 r9 R' \6 L0 H. }3 {+ MSummer raining seas ...
7 \" N/ S! O) H
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.