Advantages; b3 W7 K) R4 A* q: k7 l
Very durable in cold weather + @7 c+ v0 v2 t3 |: IHigh percentage of recycled material and are 100% recyclable2 v0 ~7 Z. v o% _, ?
Disadvantages 3 n& |' u( J X9 J7 j6 r c& Z9 }Rusting (require maintenance to prevent corrosion) 3 l7 x! J, L) u9 b3 i& k/ ]Copper and lead roofs can be targeted by metal thieves " s" r# j: r1 Z6 l6 D0 M6 y9 RHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 8 Z" ]4 `) N9 Y: pCellular and radio reception may be negatively impacted
Metal roof ??, r2 S" y q2 a3 N7 O$ S% j
what's going to happen in a hail storm, will it be very loud ???/ Z) r2 `: E e5 K1 J8 N
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ( B' R, {- J0 u
Metal roof ??8 b' h& F$ |7 K
what's going to happen in a hail storm, will it be very loud ??? 5 T; o/ H- }! j; i" e A# VSummer raining seas ...
icing 发表于 2014-6-7 22:36 # g( w( e9 j1 Z* S* K! A$ yMetal roof ??. @$ c' t* i# l2 S/ v& W6 O3 m
what's going to happen in a hail storm, will it be very loud ??? 5 r6 i0 }* @3 NSummer raining seas ...
8 y U+ _( a \& W8 rthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.