Advantages 1 B5 V1 m1 p; J9 RVery durable in cold weather ' N, p! z8 f4 ~High percentage of recycled material and are 100% recyclable, s/ s+ X: i/ u
Disadvantages! Z+ g! m6 r; G& w
Rusting (require maintenance to prevent corrosion)$ L# s- c3 d+ P5 x
Copper and lead roofs can be targeted by metal thieves 2 H2 u- h8 F; Y9 _& Z) bHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure$ @! h2 z( B$ J* V6 `' `. ]
Cellular and radio reception may be negatively impacted
Metal roof ?? P3 ?& z V9 l7 b5 bwhat's going to happen in a hail storm, will it be very loud ???3 Y" B8 V( c. R
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 4 q$ d/ e4 P+ H9 bMetal roof ??: P0 q; a( n5 f4 P6 O% K, t
what's going to happen in a hail storm, will it be very loud ???$ `/ u3 \% V+ Z, D7 F6 A" F
Summer raining seas ...
icing 发表于 2014-6-7 22:36 . M% F! G. V- ~) m* R" CMetal roof ?? 9 _% i: N2 G( k- cwhat's going to happen in a hail storm, will it be very loud ???7 N0 n0 j: l9 E- u0 D
Summer raining seas ...
4 T# l5 S! y1 q1 r5 |that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.