Advantages . }1 {& s L$ d- l2 d; zVery durable in cold weather I* `. B" T, n$ M* _
High percentage of recycled material and are 100% recyclable + F9 m0 t) x& n) h7 }) K& uDisadvantages + w: z2 y: z1 e( ~! [+ ?Rusting (require maintenance to prevent corrosion)# P& L& O: Q( g3 h
Copper and lead roofs can be targeted by metal thieves$ k+ d& Y# W1 D+ M
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure8 Y% U& o( A" l
Cellular and radio reception may be negatively impacted
Metal roof ??( I# Q- n& K# \+ ]' s) I$ @2 f
what's going to happen in a hail storm, will it be very loud ??? 1 v y0 [% k& HSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 3 b+ d: A8 D" b( a+ i" t% Z
Metal roof ??+ Q1 J) z. b4 w5 y- k% y; \4 Z3 n
what's going to happen in a hail storm, will it be very loud ??? - S3 R, G3 b* |) j: }# HSummer raining seas ...
icing 发表于 2014-6-7 22:36 & Q! _ h% f j1 O# o7 z u6 uMetal roof ??& ]/ n; x2 O+ _* w
what's going to happen in a hail storm, will it be very loud ???) {; ?" h( n7 q8 |! `9 c
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.