Advantages* F* L2 P: C4 ~* Q4 t& D& H0 D- j, P
Very durable in cold weather ' `0 Z" J7 H9 v7 D+ k: bHigh percentage of recycled material and are 100% recyclable: Y. }5 O! G0 i6 i1 Y' ]
Disadvantages # R" l( Q) o' C: A+ J6 dRusting (require maintenance to prevent corrosion)- k! e5 f7 `$ ? M( }" t
Copper and lead roofs can be targeted by metal thieves. _: Q" W T. ]( J C7 L* U
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure # t6 W4 a$ J* N/ M: TCellular and radio reception may be negatively impacted
Metal roof ?? 0 \* G* M) E1 k8 x/ ?what's going to happen in a hail storm, will it be very loud ??? " A0 h) F0 J8 P+ |5 w6 y& q! uSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " M, v! C: z6 J, p3 j1 K% CMetal roof ??/ W6 _2 _1 W5 Q$ `
what's going to happen in a hail storm, will it be very loud ???2 I. z8 g) o! D* X f, H3 N
Summer raining seas ...
icing 发表于 2014-6-7 22:36 7 B- F, A: ~$ k' n$ V3 F( p* R
Metal roof ??7 R, m! j5 d1 ?1 K8 n
what's going to happen in a hail storm, will it be very loud ???3 R/ n- z7 T" {5 ]" t( s) ?9 l/ ?
Summer raining seas ...
, K; Y2 q/ E( D2 Uthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.