Advantages ; u8 V. s& Z, R9 d8 ?/ rVery durable in cold weather5 G) b& D7 d- Y3 |7 d5 u$ S3 L
High percentage of recycled material and are 100% recyclable 2 s4 \% G( Z! X, ]Disadvantages/ K+ b0 K9 ]& @- }" a" r
Rusting (require maintenance to prevent corrosion) - J, u/ D. |" ^; U- U- q3 J# g" bCopper and lead roofs can be targeted by metal thieves * Z6 X% D# d" L) ]7 q6 h: K# YHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure " u ^+ L& j$ z0 \Cellular and radio reception may be negatively impacted
Metal roof ??6 }( W+ D. \4 Z1 I4 B4 X. d' o6 A) B
what's going to happen in a hail storm, will it be very loud ???6 m4 D; Z. `( ] h# d* l c8 x
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 5 O+ b5 A0 S- y9 G
Metal roof ?? " v: D; J3 l/ U* D4 Kwhat's going to happen in a hail storm, will it be very loud ???) m( \% y G4 N' m: \& O% ?# A# ^
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ) b$ f% [2 J; ]* ^' p7 Q
Metal roof ??7 Y0 C- K) y8 j2 }( C
what's going to happen in a hail storm, will it be very loud ???8 X9 O7 B0 R9 L& H
Summer raining seas ...
+ Z: e& K; Q2 P' M; |" X9 O5 M0 Ythat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.