Advantages / `7 ~+ _/ S4 Y$ }. W' J; aVery durable in cold weather9 E! s4 ~9 Y( w0 H7 `! B6 ?+ S
High percentage of recycled material and are 100% recyclable0 k! c- [. U! B7 }3 P1 q
Disadvantages . N2 W1 I+ y: O1 p: Y' n: `5 n4 cRusting (require maintenance to prevent corrosion) % Z% Q# ^! {9 }2 P" M# x9 N/ wCopper and lead roofs can be targeted by metal thieves, `2 U, ^; Q$ w- z! ^, \6 p
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 3 N! K1 [/ b7 @) k' ^2 K) iCellular and radio reception may be negatively impacted
Metal roof ??( F; T3 j- e3 A9 U
what's going to happen in a hail storm, will it be very loud ???2 n: b% t( Z0 g+ H
Summer raining season, if it rains in night, people can sleep well ???