Advantages/ X# U4 V- n# x7 {) |- m2 [; t
Very durable in cold weather' k+ D# q; z2 i! h
High percentage of recycled material and are 100% recyclable - K& K1 |& ]2 M' Q- @# qDisadvantages4 F" r% r. H7 {" A1 Y
Rusting (require maintenance to prevent corrosion) 3 X! m6 l. c$ B1 F" { q1 G$ @6 k, CCopper and lead roofs can be targeted by metal thieves ; Y8 b2 ?6 I6 ^8 I0 vHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 4 L; _4 a$ a* d! }. T! z& D' fCellular and radio reception may be negatively impacted
Metal roof ?? . o9 x5 |0 {" I6 t+ ]# K7 F4 Qwhat's going to happen in a hail storm, will it be very loud ???! v$ m) O2 P" n0 h/ ]6 @
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 5 F! c& c) N0 t0 \# s- y+ i8 oMetal roof ??' I: c W3 d2 f: y) u2 q' g$ L3 O
what's going to happen in a hail storm, will it be very loud ???! k' s4 i; y% e, o+ ?1 Z& Q- y
Summer raining seas ...
icing 发表于 2014-6-7 22:36 2 D! d0 h2 T7 K* {$ EMetal roof ??! p7 C5 U0 u' L! K
what's going to happen in a hail storm, will it be very loud ??? 4 l' d" U/ r4 W; B' g1 Q& p2 eSummer raining seas ...
0 n+ _. | L& Zthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.