Advantages9 ]1 {/ e: V2 W+ r5 T- R: b; Z
Very durable in cold weather$ H+ F. E1 q$ q
High percentage of recycled material and are 100% recyclable( d* R( p- \0 k5 h
Disadvantages 8 Y- s Y R& ^: P( vRusting (require maintenance to prevent corrosion): W. C3 Q9 y+ S* y% [
Copper and lead roofs can be targeted by metal thieves 4 M) c, M7 t+ ]1 V4 f& zHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure+ J" ]3 J- q3 F C0 I
Cellular and radio reception may be negatively impacted
Metal roof ??, T, m8 a2 n& M3 P
what's going to happen in a hail storm, will it be very loud ??? 4 R, f4 W" j9 K U# a7 NSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 9 r7 ^8 `! n+ L1 f$ k. SMetal roof ??6 ^/ Y! I$ t* z- _" E
what's going to happen in a hail storm, will it be very loud ??? 7 m# a; J: }" BSummer raining seas ...
icing 发表于 2014-6-7 22:36 5 ]6 B9 N/ ^' R' w D% m% P2 `
Metal roof ?? ! g; Z7 r: n# Ewhat's going to happen in a hail storm, will it be very loud ??? ) a1 `6 c% [+ v9 t7 [Summer raining seas ...
+ z7 {; ^8 T0 Dthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.