Advantages& l) _8 ?; l$ H7 Q* J
Very durable in cold weather* b8 I+ R# J. U+ A! j4 d
High percentage of recycled material and are 100% recyclable % ~/ p' y6 i( F7 ?Disadvantages / Y+ B. |- Z: t a9 L7 I" b J% CRusting (require maintenance to prevent corrosion)) H1 K- Z4 E: n6 C/ b, R5 ]6 Q; |
Copper and lead roofs can be targeted by metal thieves' o( ~: C, M1 B6 d" L
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure* \# L* v7 D# c
Cellular and radio reception may be negatively impacted
Metal roof ?? 0 v7 I8 B$ J/ Z! bwhat's going to happen in a hail storm, will it be very loud ??? / q2 B5 u/ |! A Q7 y* k: p# mSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 1 h% O7 x) ^9 l' Z, Y6 B8 lMetal roof ??' L0 e. ~: @( I* \9 h
what's going to happen in a hail storm, will it be very loud ??? 9 F' @; a. h7 s0 }; L! [Summer raining seas ...
icing 发表于 2014-6-7 22:36 9 n/ N+ K# u( x0 B& V
Metal roof ?? # @( e3 t4 r/ {4 Z' Ewhat's going to happen in a hail storm, will it be very loud ???- u0 X5 X) L* h/ u
Summer raining seas ...
! L( |. O3 a" `that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.