Advantages: l$ o2 N; f2 u, l
Very durable in cold weather. M* s# d$ `' m: [0 X
High percentage of recycled material and are 100% recyclable 1 B' S2 |- i" a8 CDisadvantages $ {( p3 C0 B6 y$ c! n* |Rusting (require maintenance to prevent corrosion) / j' r3 `% ^% a- B/ mCopper and lead roofs can be targeted by metal thieves9 e# v; y( s# F* T6 E9 M
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure & l; [8 P- B. Q p* Z& KCellular and radio reception may be negatively impacted
Metal roof ?? 5 w4 F- ]7 k5 [$ @) r) J0 awhat's going to happen in a hail storm, will it be very loud ???* g0 r& G6 B* j5 c
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ( I. {# }( r6 f G! b
Metal roof ?? , y) C4 u) {* S4 h% d7 R1 Z. qwhat's going to happen in a hail storm, will it be very loud ???- x8 [6 n5 O1 i
Summer raining seas ...