Advantages - N: i& ~7 d' B0 T G* E3 WVery durable in cold weather ' b! v' E* u$ n' L# N% ~* V. Z; }9 VHigh percentage of recycled material and are 100% recyclable , d6 ? N: f. @- q2 N' A$ c( eDisadvantages! y2 c' Q9 I! B, I" @
Rusting (require maintenance to prevent corrosion) 8 O2 z/ }0 r, [" CCopper and lead roofs can be targeted by metal thieves5 V( ]/ A. S$ l* h6 y% e4 n
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 9 r( w- g6 q( e4 A3 f8 O1 |% g0 Z3 ~Cellular and radio reception may be negatively impacted
Metal roof ?? , d2 k! h6 ^* f* mwhat's going to happen in a hail storm, will it be very loud ???; v! p: B& J; g- n5 B% i
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 Q) f# m" n7 J" lMetal roof ??3 W; ~& x3 R: N. s, W% h+ x" R+ a
what's going to happen in a hail storm, will it be very loud ??? ! k9 [) S+ x4 N3 WSummer raining seas ...
icing 发表于 2014-6-7 22:36 , Q. n: O7 [" D+ v2 e2 u. Q% ?
Metal roof ?? t! j+ h2 ]4 \8 v0 nwhat's going to happen in a hail storm, will it be very loud ??? ! o( d) c* C# F/ T% M2 c. USummer 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.