Advantages5 Z% A# ^! J* V! K" P
Very durable in cold weather ) v4 s, Z$ l, n3 C1 HHigh percentage of recycled material and are 100% recyclable # [. C$ H# O2 P$ d5 E) w/ \; iDisadvantages * L' t. ?7 b) N8 W/ WRusting (require maintenance to prevent corrosion) * c/ w0 c/ e, G6 J& c2 ]Copper and lead roofs can be targeted by metal thieves/ S9 F! J; h$ N1 N' a
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure3 f3 K9 G+ x- d( u& W: y- N8 Y
Cellular and radio reception may be negatively impacted
Metal roof ?? $ Z( W% `1 _0 o% t3 V9 L# jwhat's going to happen in a hail storm, will it be very loud ??? - v2 u' _0 @& l8 }1 hSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 ; n a. w5 Y" Y# u" z eMetal roof ?? 0 i* W1 J! W/ q* O; I1 vwhat's going to happen in a hail storm, will it be very loud ???, T' Z. E- ?2 ^4 O3 g% I
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ! Z" G) l6 S7 ~ [Metal roof ?? , u M8 h7 J2 O' Z, cwhat's going to happen in a hail storm, will it be very loud ???3 M- N! Q! O9 o5 ~
Summer raining seas ...
; W( U. s- @9 ~* m. A0 @5 j0 ~$ z* dthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.