Advantages ! _, A3 W7 y3 lVery durable in cold weather 9 D" x* p" N+ A" A, _% i5 p/ ^) D9 o$ nHigh percentage of recycled material and are 100% recyclable * W& p) _+ s/ f6 TDisadvantages ; v v/ ~* G4 w6 B1 lRusting (require maintenance to prevent corrosion)- p! g& {5 \2 X9 [ d
Copper and lead roofs can be targeted by metal thieves0 @/ M7 _6 q+ z% l% ^: N: |" Z. V
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ! m w f# b/ m& ZCellular and radio reception may be negatively impacted
Metal roof ?? " f' R+ y" z; s9 ]. m4 awhat's going to happen in a hail storm, will it be very loud ??? 8 a/ i# _9 ^( b! XSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 3 o* C( ~% G! J; N4 ?1 C. K OMetal roof ?? ; O9 j" ?9 p5 d' {0 o" v$ nwhat's going to happen in a hail storm, will it be very loud ???! M' ^6 o- j4 A, c
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ' y; u+ H8 M9 z8 T
Metal roof ?? # r1 k5 t- g- u bwhat's going to happen in a hail storm, will it be very loud ??? 1 E$ S6 z: e7 `Summer raining seas ...
; l% H# D# C4 x: m! S' Y. Kthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.