Advantages 6 y. i& M1 y3 q" ^3 k) VVery durable in cold weather' x4 z/ P2 {; y2 t/ }- K
High percentage of recycled material and are 100% recyclable" c2 E3 t" w2 P& X5 h; l# Q
Disadvantages : t- F: w2 p1 Q2 [Rusting (require maintenance to prevent corrosion)# g: H, A9 a# C3 m7 m7 R6 J
Copper and lead roofs can be targeted by metal thieves ; L# s8 c+ O! f( P fHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure # S) `5 }" e. |2 u; ~* V( p0 [Cellular and radio reception may be negatively impacted
Metal roof ?? 8 A2 b, E. J( B, zwhat's going to happen in a hail storm, will it be very loud ???, O- t& ^) q% E- l
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 5 v8 E1 N+ l( @$ R$ ^
Metal roof ?? 6 U p$ e/ O! N4 nwhat's going to happen in a hail storm, will it be very loud ??? $ }/ `+ X+ L D2 i. g8 XSummer raining seas ...
icing 发表于 2014-6-7 22:36 & d( F3 z+ G0 n; O% F
Metal roof ??2 j/ R# |% v) h v
what's going to happen in a hail storm, will it be very loud ??? ; l6 Y4 C7 Y; k2 ~* ^3 |# SSummer raining seas ...
5 Q$ a* x2 m, J6 T" Ithat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.