Advantages: k* Y: }5 V$ i4 e& ?! U# v' u
Very durable in cold weather 6 Z* T8 X# t( l9 t( _' {High percentage of recycled material and are 100% recyclable$ J2 D. S2 ^9 `' s0 V" n0 N+ n% @
Disadvantages% B, E; T- ?8 w1 B6 h
Rusting (require maintenance to prevent corrosion)4 F9 A9 h" _5 g( q- \% Q
Copper and lead roofs can be targeted by metal thieves `" O Z2 r/ g' j8 B- g& l' Y
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure * l4 `$ `: l; U4 ?# GCellular and radio reception may be negatively impacted
Metal roof ??! }( ?- F1 M# W( E8 l6 r3 W
what's going to happen in a hail storm, will it be very loud ???5 I* Z9 P+ ]+ v4 T$ J
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ' U3 q# m2 O7 Q* `' a+ yMetal roof ??( S" d( b8 [0 D) F! N4 W b: Q- X
what's going to happen in a hail storm, will it be very loud ??? + F. a# f) ~" \$ ~- ~+ t5 X4 Y$ SSummer raining seas ...
icing 发表于 2014-6-7 22:36 ; G5 W9 j" I. Z9 ^. {6 ~ ^+ {0 U
Metal roof ??- p4 n; {1 e2 W3 B+ Y h
what's going to happen in a hail storm, will it be very loud ???; w( i& x; s! m
Summer raining seas ...
; [8 `: P1 R4 U, O& Mthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.