Advantages ; z3 W/ ^$ ~6 `& S: A: n1 K2 ]# l9 yVery durable in cold weather7 A$ {% g4 m# U) B- p
High percentage of recycled material and are 100% recyclable . f; A( Y5 Q0 w5 x; m0 x1 NDisadvantages & {. S" f# r7 ]; o+ ]Rusting (require maintenance to prevent corrosion) 7 [- L( n1 N* @! T JCopper and lead roofs can be targeted by metal thieves/ u3 ^, N& ^' R
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure % l* H* [1 ~( C2 U* i) D7 k7 {Cellular and radio reception may be negatively impacted
Metal roof ?? . d" x6 Y# k2 e* Owhat's going to happen in a hail storm, will it be very loud ??? & C) n6 ~9 ~. q% r. h" u- e0 W3 X! TSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 $ z% F% y% n% }4 E/ ^; aMetal roof ??: P! n S0 ^2 y+ h7 B- W
what's going to happen in a hail storm, will it be very loud ??? + v, G" R% [: q, E1 eSummer raining seas ...
icing 发表于 2014-6-7 22:36 " n% Z/ {: u. IMetal roof ??* R/ ~7 l' C3 U+ l: C. H9 X
what's going to happen in a hail storm, will it be very loud ??? ) s( {% y) p/ a$ F; Q. I( M$ {Summer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.