Advantages" f' l. y L$ [: G% V: {
Very durable in cold weather* k9 b/ H. o. s& \
High percentage of recycled material and are 100% recyclable6 X1 ^ F& f% s' Z+ P
Disadvantages2 O- C4 P( o5 {+ |7 n; b
Rusting (require maintenance to prevent corrosion); j7 ?( L, R% J4 u6 F+ \
Copper and lead roofs can be targeted by metal thieves 5 O p+ i) I- E7 c. x8 aHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure / I# |! ^# G% _$ y) A5 N9 _Cellular and radio reception may be negatively impacted
Metal roof ??9 b: w6 k3 a+ K! P+ @3 S
what's going to happen in a hail storm, will it be very loud ??? 0 M% x& @9 p4 f( ASummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ! ?8 `2 u) m( c
Metal roof ?? : |5 W, [5 e- i3 u3 c% J2 Dwhat's going to happen in a hail storm, will it be very loud ??? + ?2 X; |3 d9 uSummer raining seas ...
icing 发表于 2014-6-7 22:36 , v0 G }2 S" C; _' L
Metal roof ??; @6 s1 p A. l6 U, }6 |, L. C- A
what's going to happen in a hail storm, will it be very loud ???* N. n/ p4 r* r: h0 T5 h6 X
Summer raining seas ...
2 ^' l* J; W" N& Xthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.