Advantages ( ?! g3 I, d4 @2 M) jVery durable in cold weather# ^& Q( o- F9 f9 O' ?
High percentage of recycled material and are 100% recyclable, ]5 `0 d, J/ g( R2 T+ S0 K, t
Disadvantages 2 q1 w0 h! R* X6 t+ X# p$ D. VRusting (require maintenance to prevent corrosion) / C/ ]1 c' ?& l: O0 UCopper and lead roofs can be targeted by metal thieves 7 ~) k @! U6 `& M! Z- QHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure: w2 {4 \3 {5 L0 m; v7 p2 I
Cellular and radio reception may be negatively impacted
Metal roof ?? ( E$ W0 j3 Z# u! |+ I7 D Zwhat's going to happen in a hail storm, will it be very loud ???: {+ B$ Z: F% ^0 ~8 w
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 1 [& M# T- @. L
Metal roof ?? - l$ c$ F* N; \! Uwhat's going to happen in a hail storm, will it be very loud ??? 7 R g4 P' Q0 g) t% oSummer raining seas ...
icing 发表于 2014-6-7 22:36 $ x* n1 M" ^7 x5 U" J$ a' o
Metal roof ??* M( E6 w* I2 o! [9 x
what's going to happen in a hail storm, will it be very loud ??? r' s7 H: M/ n3 k& c- T( x' xSummer raining seas ...
1 q# e$ ~$ M4 g# _ f! E- l3 s! D
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.