Advantages* z0 o6 B8 Y% J5 K5 r
Very durable in cold weather ' I n7 w* B) i0 `High percentage of recycled material and are 100% recyclable# B. Q& z* p& r9 k; n6 C+ b" n( x. k
Disadvantages 6 b+ `' |5 u& r* `0 GRusting (require maintenance to prevent corrosion) # [7 k2 W& X( PCopper and lead roofs can be targeted by metal thieves 5 B x4 P4 f6 P7 d! V$ B: Y \5 s2 J/ iHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure) K) c7 Z0 U9 x. I: a r
Cellular and radio reception may be negatively impacted
Metal roof ?? t* X* M2 j+ X/ u1 d' U0 {/ M
what's going to happen in a hail storm, will it be very loud ??? a; K7 F: r8 o7 x
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 1 i8 B6 f; ~- v2 h0 |
Metal roof ??0 ~8 P' W) }6 y/ A$ ?' L1 K
what's going to happen in a hail storm, will it be very loud ??? ; ]4 G8 I( Q z+ P. ~Summer raining seas ...
icing 发表于 2014-6-7 22:36 ! K- z, q9 x; _# T# Y; I) q }
Metal roof ??/ E# v1 r( Y# c. L/ r: q
what's going to happen in a hail storm, will it be very loud ??? / R" B' U, f9 Z6 c$ R' |! g3 lSummer raining seas ...
. F. e9 X! T' I$ b/ U( {that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.