Advantages% S# Z! _1 K( Y- h9 ~0 |. r- n
Very durable in cold weather * \) u( ?7 j- y+ uHigh percentage of recycled material and are 100% recyclable & c' s2 O) b) {7 Q8 h/ aDisadvantages ) x7 J4 q6 Z. Q1 a K5 P2 p5 Z" w$ c; KRusting (require maintenance to prevent corrosion) 8 L' G' @# T* J9 N6 UCopper and lead roofs can be targeted by metal thieves4 X. m' M/ k$ }8 J+ X
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure + ^2 i& n0 W$ Y/ a6 l& J! LCellular and radio reception may be negatively impacted
Metal roof ?? 4 N4 b( i2 q7 wwhat's going to happen in a hail storm, will it be very loud ??? " S$ ^: L* O, p3 @9 J1 ]Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 / h% `. M( M3 I7 I8 JMetal roof ??3 H# p+ u5 ^8 v3 M) s" j0 n4 y
what's going to happen in a hail storm, will it be very loud ???! B1 w* D5 R: a+ s' B
Summer raining seas ...