Advantages! N, m' ? g8 Z: y A% G! m! w
Very durable in cold weather 6 w2 y2 x) e9 p5 r0 sHigh percentage of recycled material and are 100% recyclable ) @1 O! k7 S" z9 H; K( L/ `+ H2 eDisadvantages 5 b0 p8 X& m$ F% g9 s5 J5 S# qRusting (require maintenance to prevent corrosion) C- K8 l( a# N t4 T$ @
Copper and lead roofs can be targeted by metal thieves 1 a! \0 x% N ?1 N$ r& eHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure + E- S6 A& Q" A! lCellular and radio reception may be negatively impacted
Metal roof ?? , d1 g8 @' q7 e% C3 D& Vwhat's going to happen in a hail storm, will it be very loud ??? * O o% P6 [, ySummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 . S0 h5 T5 F1 U1 Z
Metal roof ?? 1 i/ a2 c, U& X& K8 E9 lwhat's going to happen in a hail storm, will it be very loud ??? 9 S/ D( d; a' {( dSummer raining seas ...
icing 发表于 2014-6-7 22:36 2 |" g# o! z. e( ?8 e
Metal roof ?? % ?" U! d( ^: J: e+ W1 |& m% [what's going to happen in a hail storm, will it be very loud ???) I- Z0 [& E; L G
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.