Advantages " B' _5 G/ r7 K9 v, ~" QVery durable in cold weather2 X$ e* \# y. L) R5 l
High percentage of recycled material and are 100% recyclable - L L3 \ `( L& V+ @4 |) gDisadvantages & ]9 T2 }2 x* c8 f" o$ h5 W9 t7 m; ZRusting (require maintenance to prevent corrosion)9 }1 s; \8 a) L- ]4 k# q7 Q
Copper and lead roofs can be targeted by metal thieves `; u5 w/ {) @& H% A$ }9 p; l
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure + X# u: ^& L1 k9 ECellular and radio reception may be negatively impacted
Metal roof ?? 9 L9 Y" s( `2 t% y' Uwhat's going to happen in a hail storm, will it be very loud ??? ) [3 E- I* H; W5 PSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 % B5 z/ U" l+ F$ b
Metal roof ??" H/ x' ^% }" i+ T% {/ V
what's going to happen in a hail storm, will it be very loud ??? * G( [2 W. a x7 B: {) x" L4 jSummer raining seas ...
icing 发表于 2014-6-7 22:36 ; i2 d L# j1 K) z6 o9 M& \: SMetal roof ?? 9 z' R+ ]+ w) i( K3 c# \what's going to happen in a hail storm, will it be very loud ???% U" A7 A/ @+ ^) t' l1 }5 I
Summer raining seas ...
/ c/ @% z9 k* t# J% V7 @5 R" Ithat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.