Advantages 3 a7 ^% F j7 ]* b- l1 zVery durable in cold weather 2 z6 Z- w: O- a `High percentage of recycled material and are 100% recyclable / d% M9 Y8 [) U* ~( w/ ]Disadvantages 8 p; g; ~% m! k' j4 z- G l. PRusting (require maintenance to prevent corrosion)5 V) P4 k% K" S+ {6 ]8 h
Copper and lead roofs can be targeted by metal thieves 1 P; w1 ~' @' r( y% E$ S; h; nHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure" Y% ^ p4 _3 l
Cellular and radio reception may be negatively impacted
Metal roof ?? / t( h7 f* D& _+ `( \" Jwhat's going to happen in a hail storm, will it be very loud ??? 5 K t: d' m; @, dSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 / U6 Z! o( |6 S! W
Metal roof ??3 ~8 _" K9 p- [0 U# r
what's going to happen in a hail storm, will it be very loud ???1 J l2 w0 U* j4 {
Summer raining seas ...
icing 发表于 2014-6-7 22:36 . u" D! a, c# ]: h; M+ ^ ^Metal roof ??. j F% @% y5 N* z
what's going to happen in a hail storm, will it be very loud ???. k, w1 L. e- r! h2 R
Summer raining seas ...
4 v& d3 V9 G" L# ?7 Uthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.