Advantages & @( p; M4 q2 h) \0 VVery durable in cold weather \3 z1 U) x. J4 b% d9 t0 m1 D
High percentage of recycled material and are 100% recyclable; `/ i; S% ]2 U$ B: S
Disadvantages `+ t' A8 _! |: n/ u
Rusting (require maintenance to prevent corrosion) 7 C( o4 i: f; A! ]- A( D0 h: I5 _6 wCopper and lead roofs can be targeted by metal thieves % H6 `/ g1 C( qHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure * V7 d3 N1 s1 ?' ~8 K) S DCellular and radio reception may be negatively impacted
Metal roof ??# ?0 ~1 g5 X8 y: Z) a0 ?" H1 P" W8 F
what's going to happen in a hail storm, will it be very loud ??? # R. z; s$ C xSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 : Q/ K2 b( b7 k& p& KMetal roof ?? ! a5 m6 o" H# g6 {6 s. f+ twhat's going to happen in a hail storm, will it be very loud ???' J7 k( q$ m5 s2 }' b
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ) Y) J# w4 d2 O o# y9 d
Metal roof ?? / z, p' F3 W3 E% v+ I0 awhat's going to happen in a hail storm, will it be very loud ??? ; h) e+ @" Z, U- t$ H5 I) WSummer raining seas ...
' J: ]' C1 s& j7 O; gthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.