Advantages6 G0 H# G, g3 w! P
Very durable in cold weather% E/ t, [" F9 j/ s& g: Q: {
High percentage of recycled material and are 100% recyclable + m3 A% v8 k$ K" D# g0 N/ ADisadvantages$ G# I# W+ u, {6 k. t1 Y0 [
Rusting (require maintenance to prevent corrosion) 5 l- Z$ S# Q/ z) f9 l$ w" x- HCopper and lead roofs can be targeted by metal thieves 3 {7 I+ f, \" \0 @6 }. nHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure # T# n$ c( _7 g6 X. c! Y2 H' uCellular and radio reception may be negatively impacted
Metal roof ?? 3 F( o( Z* ^) R) I3 Awhat's going to happen in a hail storm, will it be very loud ???, f5 [* A' G- k+ F$ Z8 V, m. R
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ! O/ ?* s" @$ A; H. c1 L8 l, T
Metal roof ?? 6 K5 F Y S0 T2 p0 m- I4 Hwhat's going to happen in a hail storm, will it be very loud ???0 \( a, S; J. u; z
Summer raining seas ...
icing 发表于 2014-6-7 22:36 6 J! s8 _ j' QMetal roof ?? + k. q- R. W2 P" x: F7 P. d2 ywhat's going to happen in a hail storm, will it be very loud ???" k9 B4 t) |7 ]/ E
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.