Advantages , {, V- z6 \7 vVery durable in cold weather 3 a! o1 S% `5 dHigh percentage of recycled material and are 100% recyclable s% L5 \% A u- }. l7 M' iDisadvantages8 F9 i4 R8 l+ ~* c, h" @- L
Rusting (require maintenance to prevent corrosion)2 |7 D& o$ u& c; U$ H" C& ?
Copper and lead roofs can be targeted by metal thieves " p# `" y% ?9 v! b0 P( v4 jHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure5 v' N' J4 h$ r2 A) B
Cellular and radio reception may be negatively impacted
Metal roof ?? 4 N8 E" W+ t0 X; Rwhat's going to happen in a hail storm, will it be very loud ??? + w0 U" d, @6 V6 r' uSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 * q' H% Q7 V. C/ o
Metal roof ??) ?# }! Y$ V+ @2 i4 K! I
what's going to happen in a hail storm, will it be very loud ???/ w9 o+ h9 s3 K/ Q
Summer raining seas ...
icing 发表于 2014-6-7 22:36 1 [8 A! ]. H" i
Metal roof ??# x" d! E. f1 o. j
what's going to happen in a hail storm, will it be very loud ??? ! `% C; K, b: N+ t3 NSummer raining seas ...
) d& ^5 ?6 S+ Y; B$ X) G5 P
that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.