Advantages ^4 `/ d2 Y- k I* a3 @) h
Very durable in cold weather* H) s+ [( t7 V( s- p
High percentage of recycled material and are 100% recyclable 0 a+ [) L# x. V) B+ v4 X5 ~Disadvantages : Z9 C% x6 I0 ^$ X0 ZRusting (require maintenance to prevent corrosion) b, l$ D) ?. Y( N% y5 \
Copper and lead roofs can be targeted by metal thieves2 N3 U! d; O' F/ k% a$ k/ v2 H/ J
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 9 z$ E# y' I, n& f0 Q) q6 e2 K; ]Cellular and radio reception may be negatively impacted
Metal roof ??! q2 I( \# J2 b: R! Q$ w. E5 q9 Y
what's going to happen in a hail storm, will it be very loud ???9 k3 S6 }- F! i7 o$ e- S; P
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ' C1 I, [& P, o; }) b/ N. Y) k
Metal roof ?? . G7 _8 m, G c3 Y& zwhat's going to happen in a hail storm, will it be very loud ???7 {( L" W& n) q' k4 W* V
Summer raining seas ...
icing 发表于 2014-6-7 22:36 $ Z( @( i+ g3 }/ o# x8 i
Metal roof ?? ( }( ?/ _1 @# d1 ], R8 q8 Owhat's going to happen in a hail storm, will it be very loud ???: C: ]2 p; f8 n) t
Summer raining seas ...
# ^/ P7 }0 k) Q& N$ i; y% J& F0 `that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.