Advantages 9 u& Z" P' X& ^$ D! ?Very durable in cold weather( [* ~! H1 P& N3 S: b! z
High percentage of recycled material and are 100% recyclable, h( x3 A6 u n
Disadvantages - q; k; S& a* G2 p- G1 NRusting (require maintenance to prevent corrosion), x6 j2 v; D& g/ `: d8 W8 ?2 }7 C- y4 F
Copper and lead roofs can be targeted by metal thieves9 T# f* a' {+ t5 L3 k
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure( k" P* V1 A* x& M
Cellular and radio reception may be negatively impacted
Metal roof ?? 5 t( }) f9 W' L4 A- Q/ e. Vwhat's going to happen in a hail storm, will it be very loud ???3 O& }7 i- k0 h4 P3 S6 F- l2 |
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 8 f9 D$ K9 y0 C& K2 E& l8 XMetal roof ??' k/ J8 H) N9 P3 C; r }/ n
what's going to happen in a hail storm, will it be very loud ??? n8 a8 Z% Y" n) R1 G0 sSummer raining seas ...
icing 发表于 2014-6-7 22:36 $ F% \9 S0 y, B& m2 {$ B
Metal roof ?? ' I, E/ {/ ~& twhat's going to happen in a hail storm, will it be very loud ??? ) W- v/ c/ C8 o" B, I5 dSummer raining seas ...
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that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.