Advantages . e1 I2 [1 a t7 G O$ @- W0 z3 oVery durable in cold weather 5 G2 l. i2 T3 k% F- \High percentage of recycled material and are 100% recyclable3 ?% L. g" V4 n' v
Disadvantages9 l% Z K% @2 m$ q8 O' k5 o; r
Rusting (require maintenance to prevent corrosion)9 z( \& @6 I3 G* G: n7 U6 |
Copper and lead roofs can be targeted by metal thieves- y7 ]( o6 A" F7 T
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure# y$ a5 |' @* ~, a0 s$ \# S
Cellular and radio reception may be negatively impacted
Metal roof ?? 3 G. _8 X) o6 x1 v# x% E2 qwhat's going to happen in a hail storm, will it be very loud ??? ! e; e4 A9 {. ^0 \* y4 mSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " b, {' y! x: _1 B
Metal roof ?? + K4 ]! Z# g; v7 |) {) Awhat's going to happen in a hail storm, will it be very loud ???7 |) s, z+ j' D: t z$ R( ~
Summer raining seas ...
icing 发表于 2014-6-7 22:36 4 W/ Y( \4 w! n9 w
Metal roof ??# b% Y5 W0 } F! k* b
what's going to happen in a hail storm, will it be very loud ???' E+ h5 p( C- W" _2 O/ ^. z
Summer raining seas ...
$ a( @+ L0 o; jthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.