Advantages ' |! v' ]3 L8 [1 ^Very durable in cold weather1 s( v6 t& N" @0 ?0 s4 u# O
High percentage of recycled material and are 100% recyclable1 B+ K8 I+ l7 S+ c, {
Disadvantages- q2 h/ O, Z h3 Z/ W- Y" F1 e' M
Rusting (require maintenance to prevent corrosion)9 D" E6 n5 w+ T
Copper and lead roofs can be targeted by metal thieves * h8 \0 V" O+ F2 Z5 SHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure0 z7 B" D4 A; o1 D
Cellular and radio reception may be negatively impacted
Metal roof ??0 |% s6 j, ?7 Z2 H
what's going to happen in a hail storm, will it be very loud ??? ( }3 e9 J6 p$ Q9 u/ `/ cSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " S( @2 X7 b1 B- |! s1 BMetal roof ?? & g6 }# R } v* Q( g2 Nwhat's going to happen in a hail storm, will it be very loud ??? * [ v- }2 T8 E' e& |$ KSummer raining seas ...
icing 发表于 2014-6-7 22:36 ( D2 }" @6 g& k& `' `* g+ ?Metal roof ??: M) o1 k0 ]2 n% d: z
what's going to happen in a hail storm, will it be very loud ???- ~$ R: `: f2 G3 `. F
Summer raining seas ...
x1 a* ]( ]- v0 Rthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.