Advantages ! O* G; J6 l3 b: }1 e7 E' Z* gVery durable in cold weather. ?. V& x, H; h6 ?
High percentage of recycled material and are 100% recyclable ( ]6 p7 G' p w* G f0 oDisadvantages ' J* d5 M& z7 E6 lRusting (require maintenance to prevent corrosion)4 B- n# g8 D" C* q4 ~* ?: ?9 x
Copper and lead roofs can be targeted by metal thieves1 e8 M% A% ~$ j8 R+ U% T
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 1 U5 w7 W" F: q; xCellular and radio reception may be negatively impacted
Metal roof ??2 [/ q( }+ F* U# e
what's going to happen in a hail storm, will it be very loud ??? ; c. @8 t; g' X' n6 {5 cSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 3 y/ A) F7 P6 J3 l7 n2 V3 h9 [
Metal roof ??. \ V( U0 X8 W- l2 n/ J2 R
what's going to happen in a hail storm, will it be very loud ??? " ^) E* z# Q, q/ G* FSummer raining seas ...
icing 发表于 2014-6-7 22:36 9 L* K+ L L& A: x3 A4 F
Metal roof ?? & {. y7 W3 b$ Y' J; F7 @: ^, uwhat's going to happen in a hail storm, will it be very loud ??? 6 z4 ~6 B& i) d1 ISummer raining seas ...
: X8 h% Y+ _0 d( U% Athat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.