Advantages7 ?- W% T) i& q. v% ?
Very durable in cold weather* z" m; z% h& R, T Z) k. r6 i
High percentage of recycled material and are 100% recyclable . z: |) O4 ^5 Q: v8 Z* QDisadvantages # {+ N; m$ s+ v$ w" r$ G( ]) c/ nRusting (require maintenance to prevent corrosion) 2 R" B/ \9 v5 u4 bCopper and lead roofs can be targeted by metal thieves& _! ?0 m4 M' J
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure' x, s7 N4 |7 U
Cellular and radio reception may be negatively impacted
Metal roof ??# U+ x6 z2 R( f4 x% C
what's going to happen in a hail storm, will it be very loud ??? ) L1 C# d# p# HSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 % ]8 v" t* G# I! d! Y+ P1 y- dMetal roof ??! F) W+ g& O& D8 v, m
what's going to happen in a hail storm, will it be very loud ??? ! I; t. X) r# \! t2 t( nSummer raining seas ...
icing 发表于 2014-6-7 22:36 " G0 \8 N) _ G7 V( @Metal roof ?? 3 X1 g. p. ^' [4 m+ Ywhat's going to happen in a hail storm, will it be very loud ??? 9 {0 G( _ y8 N" U$ b$ t1 ] y" xSummer raining seas ...
0 O9 s+ J3 U5 E- Y1 {, b: T% athat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.