Advantages 5 q6 F% P8 z: {/ l0 a* N- QVery durable in cold weather0 R2 v2 S1 G3 o: k; \
High percentage of recycled material and are 100% recyclable( ?* d, c1 `9 C
Disadvantages 3 \. r) e- p2 Z- }. I1 VRusting (require maintenance to prevent corrosion)# t7 y% t( I0 H; \6 f
Copper and lead roofs can be targeted by metal thieves* F- F, l% f3 T$ k- L7 V% L
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure4 j% z7 M- L5 }* D
Cellular and radio reception may be negatively impacted
Metal roof ??: h3 n+ M' Z4 n. ?: l
what's going to happen in a hail storm, will it be very loud ???' u$ G/ H, S: H
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 " s9 T+ M, s' }1 V" H
Metal roof ??, u- C+ d0 i8 u( X2 h2 t
what's going to happen in a hail storm, will it be very loud ???1 g% T3 @7 Z( P1 B9 x# I W- b4 l( \
Summer raining seas ...
icing 发表于 2014-6-7 22:36 + O: b5 L0 ?3 ?2 o OMetal roof ?? . s+ i" Y9 g: Y. C, Uwhat's going to happen in a hail storm, will it be very loud ???4 D! `( K5 p/ I' ~7 r$ D% ^5 y
Summer raining seas ...
[+ A' ^3 u5 }5 W0 P7 u6 m( gthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.