Advantages ! T; o: a" M0 o5 `% A3 ]. kVery durable in cold weather ! W0 o5 k6 o" r) {6 O7 i2 ?* oHigh percentage of recycled material and are 100% recyclable+ T7 n# b) _# y7 s' M
Disadvantages 4 B- R4 G& l8 p; j' j( pRusting (require maintenance to prevent corrosion)# w( x3 Z/ V# v! C! h% R
Copper and lead roofs can be targeted by metal thieves $ X* D4 f5 f9 Q# Q1 B4 UHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure% Z" z6 Z5 E0 n H% Y, _! j' Z
Cellular and radio reception may be negatively impacted
Metal roof ??4 g: ]# P; p( U# ^3 M% t
what's going to happen in a hail storm, will it be very loud ??? 3 q! l5 T: ~$ T& n: A# Z. qSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 - W: Q, O3 r# i4 bMetal roof ??/ l8 @- e$ Z& {
what's going to happen in a hail storm, will it be very loud ???8 O5 B( D, A H
Summer raining seas ...
icing 发表于 2014-6-7 22:36 , }1 e7 k5 D/ c, k& \% j
Metal roof ?? ( h0 A# B4 x2 _* ?5 Jwhat's going to happen in a hail storm, will it be very loud ??? . W$ K: O& N8 O( ZSummer raining seas ...
f. E9 j! x1 G/ C% `5 ?3 f' a! ithat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.