Advantages 4 z9 t; y% ]/ h! bVery durable in cold weather + [% c0 }& Z0 P) V' EHigh percentage of recycled material and are 100% recyclable/ T0 @% r2 K* w& R6 a: w$ i
Disadvantages - k. W& [" h0 f/ F5 y7 v* o( JRusting (require maintenance to prevent corrosion)0 N5 x' L+ ~1 w
Copper and lead roofs can be targeted by metal thieves7 ~* M n# `$ N+ S' D
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; w9 w- |& T# \# T, GCellular and radio reception may be negatively impacted
Metal roof ??" z5 p4 Y2 i* I$ ?0 ?' e' s
what's going to happen in a hail storm, will it be very loud ???0 k; ]7 }$ ]2 a8 ]7 h' ?7 Q
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ( h, q% J$ ~* r# H) ?* [Metal roof ?? ) B) e9 C4 D# [5 K6 ]what's going to happen in a hail storm, will it be very loud ??? : u# [6 ^1 i$ ]5 c' Z7 M& x# nSummer raining seas ...
icing 发表于 2014-6-7 22:36 4 t6 v7 q7 D% L6 k) RMetal roof ?? ; b6 o6 P) i) q, |5 I9 x; r4 p1 r; Ywhat's going to happen in a hail storm, will it be very loud ???$ Q: c w8 R W8 ~0 {
Summer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.