Advantages % |/ E( B' B y \$ v; Y9 |6 @Very durable in cold weather 7 k3 D$ l% ^7 n2 I4 z2 Y8 gHigh percentage of recycled material and are 100% recyclable ; X3 W& }+ d) { T4 ]$ hDisadvantages* L6 n; V+ _' _* S
Rusting (require maintenance to prevent corrosion)5 {' z( z* e! t: d1 Q
Copper and lead roofs can be targeted by metal thieves % O$ {# i8 w: c( dHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure- h6 }( F' X" y, h H
Cellular and radio reception may be negatively impacted
Metal roof ??2 P# x) w# m. }7 f+ P( K
what's going to happen in a hail storm, will it be very loud ???- F9 m+ c7 `* b2 o; e7 d, P2 v
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 3 ^" M6 h. W @% l# L7 C
Metal roof ??5 M" M' {/ ?& S$ L
what's going to happen in a hail storm, will it be very loud ???- v6 D* v# _ T) E4 P; ~8 \
Summer raining seas ...
icing 发表于 2014-6-7 22:36 1 w( d' f. R5 \# C( aMetal roof ?? ( r! c' `9 m6 m" c. R) H5 e$ Qwhat's going to happen in a hail storm, will it be very loud ???- }" ^. f3 T: f6 b
Summer raining seas ...
, q6 g9 y/ e1 Y! R8 W- R# Cthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.