Advantages ! }; |$ B. o g# DVery durable in cold weather * w& P+ r% X! Q' b# {High percentage of recycled material and are 100% recyclable * g/ c7 x; H+ \* \! ~( I+ ODisadvantages 8 W: y( j+ {; r4 k+ L0 k0 ]! iRusting (require maintenance to prevent corrosion) / P& _7 [8 `* f6 [! c7 j; j0 xCopper and lead roofs can be targeted by metal thieves t4 M b$ _- b
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 4 a6 L# d0 Z0 W: pCellular and radio reception may be negatively impacted
Metal roof ?? ! y( W6 ?/ q3 B4 ^$ mwhat's going to happen in a hail storm, will it be very loud ???5 x9 Q8 P7 [1 ]2 k$ L8 X5 Q. C7 X
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 & J1 k6 O8 ~$ O zMetal roof ??% [! h' {' d! K1 m% R( X7 e
what's going to happen in a hail storm, will it be very loud ???5 D" _2 [* K! ?% P
Summer raining seas ...
icing 发表于 2014-6-7 22:36 % x! D. o* u/ R, ]. pMetal roof ?? 7 b1 D- Q8 ^& v9 V8 \what's going to happen in a hail storm, will it be very loud ??? & w* U" M, A$ n) y0 `% {Summer raining seas ...
& l) |) N" d7 E6 L6 g6 ]! Z6 O- Kthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.