Advantages) c! n. M m' k5 m- x' M* l
Very durable in cold weather: Q' }. A( e6 \+ _$ f
High percentage of recycled material and are 100% recyclable6 G! l7 {, s, H" B: L
Disadvantages: [& m5 P- X u1 a( R& t: U
Rusting (require maintenance to prevent corrosion)) L" p+ Y( V, J" [$ ^( |1 N b
Copper and lead roofs can be targeted by metal thieves' N# f) b7 o) _" M9 x& M
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure8 C, \. C/ {6 q; T
Cellular and radio reception may be negatively impacted
Metal roof ??) B* M+ ~0 \- T/ j
what's going to happen in a hail storm, will it be very loud ???1 m1 t. A& ]) G
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 6 n" g0 N2 t" W' H, g+ K
Metal roof ?? 3 B6 ~7 S6 X/ L! Hwhat's going to happen in a hail storm, will it be very loud ??? 3 c% Q) S$ q u" G: J, Z3 hSummer raining seas ...
icing 发表于 2014-6-7 22:36 % k' F; L, B U. F* ^, A. G) }
Metal roof ?? 2 N- ] O& q }) c% ?9 fwhat's going to happen in a hail storm, will it be very loud ???! ] m$ Q n- U+ p$ Y
Summer raining seas ...
, M) t' R& d/ O5 m) {! I& Uthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.
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发表于 2014-6-6 12:16
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