Advantages 6 P+ r/ D" {4 y) F' p1 ~Very durable in cold weather ( T" Y& W/ W. }8 l$ G* xHigh percentage of recycled material and are 100% recyclable * B3 r" z8 v% x2 F( o5 RDisadvantages3 e0 ~ T; r0 S
Rusting (require maintenance to prevent corrosion) " M) \( |, C) _ v% D* D" gCopper and lead roofs can be targeted by metal thieves ) r; p% Y- ^; oHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure $ u4 _# }# a) H) }( n) ^Cellular and radio reception may be negatively impacted
Metal roof ?? - o& a/ j! ^0 L& Owhat's going to happen in a hail storm, will it be very loud ??? & U, C' G( X' t2 A' A3 _# BSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 4 ~ R8 r3 R5 }. w# \
Metal roof ??/ L* i5 `$ D. P/ R$ V. p" o) B
what's going to happen in a hail storm, will it be very loud ???& ^ N) w$ ?: u$ o6 k+ w5 d7 k0 R
Summer raining seas ...
icing 发表于 2014-6-7 22:36 - K% |, D3 Y0 H w
Metal roof ??3 A2 X7 q. {4 A" ?, D- t' z( T
what's going to happen in a hail storm, will it be very loud ???5 ?0 E- `. r3 @! U. F9 x' i4 V7 c( }
Summer raining seas ...
4 c9 ~8 }% I; O, L9 @$ [: Q; H
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.