Advantages ( a1 V L/ c8 D) ]% S" NVery durable in cold weather 0 _( n- s+ V8 o/ m; x" C s6 eHigh percentage of recycled material and are 100% recyclable) l; h, S: f: E, a; o
Disadvantages- h% W" A! F. q# s
Rusting (require maintenance to prevent corrosion)/ ?; D! W6 i. J2 M8 j9 P# {1 e# U
Copper and lead roofs can be targeted by metal thieves , s! W8 `& v n6 a3 O1 zHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure . `: D# I% B1 y% S% eCellular and radio reception may be negatively impacted
Metal roof ??2 b+ H# N( b- r7 {3 x# j5 N0 T
what's going to happen in a hail storm, will it be very loud ??? : N# A. J% @! {1 P8 T: y/ zSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 : h4 `3 m) X& eMetal roof ?? ' f. y& k2 j3 {) k; K: m" ^what's going to happen in a hail storm, will it be very loud ???9 o" f G! Q# e# [
Summer raining seas ...
icing 发表于 2014-6-7 22:36 . S, A: \! S* [: k5 W# U8 M
Metal roof ?? ( l) @3 @; F0 q% Z( Nwhat's going to happen in a hail storm, will it be very loud ??? 3 m) a5 I, ?$ M# p, TSummer raining seas ...
: b% @* T! S" l7 O; e$ e$ Wthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.