Advantages " _% O; a& F2 XVery durable in cold weather4 ]- D6 W- e$ v; P! c
High percentage of recycled material and are 100% recyclable+ ?, J' q/ }$ }- p' O# s; S
Disadvantages # K8 _: S: ]* N. _Rusting (require maintenance to prevent corrosion)% z9 o9 U% z0 V5 Y- l0 E! c
Copper and lead roofs can be targeted by metal thieves # y, e6 t! n$ L; jHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure0 u1 D2 O) ^2 k! r
Cellular and radio reception may be negatively impacted
Metal roof ?? & m* e3 \) Q O _$ E. Swhat's going to happen in a hail storm, will it be very loud ???3 g) [" B4 K- G2 H7 q# _
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 2 r- g* N. v+ w: ~0 ~" Y
Metal roof ??: `3 V9 g9 T2 u" Z, W$ }7 t2 }
what's going to happen in a hail storm, will it be very loud ??? % I5 N# _4 O7 t+ u, [0 ^Summer raining seas ...
) h. D; @9 F4 w6 N2 Bthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.