Advantages& K! r1 i/ ~7 T( Z; y7 H) t9 c1 F1 L
Very durable in cold weather4 N8 N! X- ~+ x& C
High percentage of recycled material and are 100% recyclable ( \( x. M' f# ^/ }Disadvantages G- A/ c r8 v+ Y7 a/ ZRusting (require maintenance to prevent corrosion)* B% t9 l* q: |2 p$ l l( G; d4 `
Copper and lead roofs can be targeted by metal thieves' L3 u, s$ m/ x% Z) |
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure + l* s. ?3 o$ {' O/ |Cellular and radio reception may be negatively impacted
Metal roof ?? $ W- R6 I( A* O) j) b' awhat's going to happen in a hail storm, will it be very loud ??? : U5 I+ @4 W* G9 s8 ~$ r, a! pSummer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 + Z5 o& f4 |% w0 f. e7 u+ Q- wMetal roof ??. S. M6 i ]) O$ y
what's going to happen in a hail storm, will it be very loud ??? % P# Q( \- m0 X8 R, J6 p% S& k6 O2 nSummer raining seas ...
icing 发表于 2014-6-7 22:36 $ n7 {' M- f' E3 {. {* \
Metal roof ??; [2 u0 ?6 [$ o" U0 y
what's going to happen in a hail storm, will it be very loud ???: B( U: W& }( U! h& M* r& k
Summer raining seas ...
; |) K- b' a( Dthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.