Advantages 0 }/ X! F1 M" i! C+ S7 M" nVery durable in cold weather" S, t6 x$ R, ]! n8 ]
High percentage of recycled material and are 100% recyclable 6 c3 P# [- T0 V+ b* N0 TDisadvantages % p1 V1 Y( T4 l s) U5 x nRusting (require maintenance to prevent corrosion) . t% l# b& H5 W9 T2 j, R9 N7 R" MCopper and lead roofs can be targeted by metal thieves) H+ D7 q e9 c4 n$ p) h
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure 5 X2 h; D; f% G) }; f! O6 a$ s. p. ^9 QCellular and radio reception may be negatively impacted
Metal roof ??1 _! {+ c$ T! ]1 S" y8 {
what's going to happen in a hail storm, will it be very loud ???/ J8 K5 C4 J( Y! S8 X
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 7 k0 g* p( I$ Z u1 W% l6 y0 y! TMetal roof ?? ( B2 g8 u! {' D- E/ u3 p) B% F# K5 i& _' Pwhat's going to happen in a hail storm, will it be very loud ??? : Z `) F U: d q' j8 iSummer raining seas ...
icing 发表于 2014-6-7 22:36 + X, |6 W; W. j& a e
Metal roof ?? O6 {% H- L1 E, e: I' T$ N
what's going to happen in a hail storm, will it be very loud ???8 L) [; q5 q4 E% O! B
Summer raining seas ...
; |: q. |; u) A0 jthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.