Advantages: U: c* q/ q9 E# ^# K3 Z
Very durable in cold weather2 y. F1 ?6 K1 e. P
High percentage of recycled material and are 100% recyclable' S) R. u2 U6 Q2 R( G
Disadvantages 6 v& \ A* [# w) S3 v3 URusting (require maintenance to prevent corrosion)- E' d+ G6 `* \# C
Copper and lead roofs can be targeted by metal thieves * |7 x8 |9 l1 ]2 f4 [0 Q' RHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; a. s; C: C" F" J. v: |# BCellular and radio reception may be negatively impacted
Metal roof ??2 Q A/ w& T% z4 e7 K
what's going to happen in a hail storm, will it be very loud ???& i# q8 ]9 T. |% y
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 + F3 D5 @$ K! e$ J. @Metal roof ??; w& }4 Y* ^2 @' r) S0 c. ]) t, h+ S
what's going to happen in a hail storm, will it be very loud ??? + Q9 ?: }, j; Y( \/ V+ rSummer raining seas ...
icing 发表于 2014-6-7 22:36 - Y. x0 y2 U5 w9 A) ?
Metal roof ??: u1 Y+ `8 L* U* o6 `
what's going to happen in a hail storm, will it be very loud ??? v4 D5 W* m! M
Summer raining seas ...
8 U* [) h7 ^6 r @& d- d' R& b) N/ X
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.