Advantages * Z9 m& P$ T- r( YVery durable in cold weather 7 V) p. |' L9 j9 S5 J3 F7 pHigh percentage of recycled material and are 100% recyclable * r( r! T! r) d( ?Disadvantages: p3 B1 B( ~4 T1 C5 n3 g# F- i
Rusting (require maintenance to prevent corrosion) " z: S$ o9 B# H+ B6 gCopper and lead roofs can be targeted by metal thieves 8 {5 ^3 P- _ o5 e4 g3 T0 oHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure # U$ G) I. t: C/ \% LCellular and radio reception may be negatively impacted
Metal roof ?? ' j" o- h$ h3 M* N. m: {6 _# Z2 Owhat's going to happen in a hail storm, will it be very loud ??? + A0 D5 [- r6 ?2 r$ b% @9 bSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ( H' m0 o# g5 P$ K9 u
Metal roof ?? 0 k7 ]3 d# T; Q; S6 V! g( ~3 ]what's going to happen in a hail storm, will it be very loud ???) [# K) S4 Q+ d2 \8 `
Summer raining seas ...
icing 发表于 2014-6-7 22:36 # Z) \4 Z( ^ F; M2 IMetal roof ??" T3 P7 F3 o. y. X1 {9 i6 R! e+ s
what's going to happen in a hail storm, will it be very loud ???2 x( Y# U% }. y( M( W
Summer raining seas ...
$ O7 m5 z, a( T) Z' Ithat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.