Advantages6 N" C8 Q& _' r! C/ G! ^
Very durable in cold weather Y$ q& ]; u" R9 m
High percentage of recycled material and are 100% recyclable' d" b$ C4 E9 Z, x* A+ @9 D
Disadvantages : z" o3 X% `" w# X) NRusting (require maintenance to prevent corrosion) / w) ~2 K9 F' E* hCopper and lead roofs can be targeted by metal thieves! A: v8 r! F. G# B" Q
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure1 Z: l! U! x; \+ C0 X h
Cellular and radio reception may be negatively impacted
Metal roof ??8 ?3 s: F1 e$ q( O, b$ H
what's going to happen in a hail storm, will it be very loud ???8 A7 z0 [ j0 P0 W( N5 q( G
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 0 o, K* F. t: H2 rMetal roof ?? : D i M6 v( `& }+ c! `8 zwhat's going to happen in a hail storm, will it be very loud ??? / J7 Z! |' w: D0 NSummer raining seas ...
icing 发表于 2014-6-7 22:36 4 B8 s8 f9 W8 {- W$ y8 vMetal roof ??. v1 W% Y% j* O
what's going to happen in a hail storm, will it be very loud ??? E& A& i( L. H+ ?) h4 GSummer raining seas ...
! h& G `- ^. N. Dthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.