Advantages # a1 C! `- h, j' _& h+ ~0 VVery durable in cold weather; _ @( v; c$ H `
High percentage of recycled material and are 100% recyclable * i0 [" h4 B0 O% S7 B' f, NDisadvantages. ^7 }- p, x( M1 S8 P
Rusting (require maintenance to prevent corrosion) 2 t3 S) R$ Q4 E% Q/ ]Copper and lead roofs can be targeted by metal thieves 1 ^; |" y/ K& O6 a# R- ?5 e$ THigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure" m3 c; [$ [- w3 ]; H' ]2 Y
Cellular and radio reception may be negatively impacted
Metal roof ??& c! b% [) d) p2 N6 b( i c6 B
what's going to happen in a hail storm, will it be very loud ??? _% ?4 K e8 B7 X9 q& c! jSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 ( S4 C" w, A) OMetal roof ?? 3 z+ E- G8 i& n3 o5 R1 N. z7 s/ Nwhat's going to happen in a hail storm, will it be very loud ???# R( T: l7 J$ N- z) e. S6 n, P
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.