Advantages % V+ n! S/ H# v- q3 ^Very durable in cold weather $ K1 ]6 l( |# zHigh percentage of recycled material and are 100% recyclable " ? R$ v; q5 o' Y% n. ^+ k$ K7 fDisadvantages 6 u8 s- n9 Z) A1 D: [2 I( n1 I: wRusting (require maintenance to prevent corrosion): z# R( |0 e1 [8 h2 i
Copper and lead roofs can be targeted by metal thieves " a! b$ M" \- L1 p$ }1 R$ W! oHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure+ w1 B" s: B( V- O. s
Cellular and radio reception may be negatively impacted
Metal roof ?? & s( n7 ^2 k. H/ f3 O: L9 C8 d- Mwhat's going to happen in a hail storm, will it be very loud ???- D+ i0 I7 w+ H N6 W6 d8 d
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 22:36 * ]! U; L' s% A# @4 {Metal roof ??& Y- `: q W- x- l0 Q3 H" r
what's going to happen in a hail storm, will it be very loud ???- I% {* G5 Y) W8 R6 T/ o
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.