Advantages ( `4 [( g) h1 b7 i0 UVery durable in cold weather & Y0 X: y& ~% m+ k8 L) [* T' _6 ]High percentage of recycled material and are 100% recyclable X- b Z4 t; A
Disadvantages 3 G# P+ a6 F, J% ]5 S, |8 B! sRusting (require maintenance to prevent corrosion); o7 c. \ t+ y" ?- v' o
Copper and lead roofs can be targeted by metal thieves7 p4 ]* a7 B% k5 A. r( M/ f
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure% g# j, T. H( y/ R. G' C
Cellular and radio reception may be negatively impacted
Metal roof ??. K2 B8 Y/ ~9 j
what's going to happen in a hail storm, will it be very loud ??? ' d" c* P4 @8 I2 HSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 / _! N% w( p: \. \
Metal roof ?? 6 ~7 O, h0 U# q! U' d$ Hwhat's going to happen in a hail storm, will it be very loud ???& ] q3 W( T% h0 P
Summer raining seas ...
icing 发表于 2014-6-7 22:36 4 }2 }. O1 h& ]& O" N
Metal roof ??" r z8 G& q4 `, J1 p' D$ a o: q6 A
what's going to happen in a hail storm, will it be very loud ???- z" `1 n2 d, T: D% ~
Summer raining seas ...
1 [# [6 S" ^$ ?/ C5 jthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.