Advantages ! w$ l* t5 z' X- U3 p/ O' n% i" Y$ ~Very durable in cold weather # u m$ y1 H/ F! j/ H) G) G) uHigh percentage of recycled material and are 100% recyclable 1 g# Q" s1 s& H. g! cDisadvantages 7 j r- l' K! }% g1 VRusting (require maintenance to prevent corrosion) ' P8 ?+ a% |7 ~7 I: w3 y1 oCopper and lead roofs can be targeted by metal thieves 5 b! s5 y# L# W3 i, ]+ v9 `High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ) e' t& _, v& WCellular and radio reception may be negatively impacted
Metal roof ??5 M1 O2 E9 d5 e/ x0 G3 Q: h
what's going to happen in a hail storm, will it be very loud ???/ F2 N* g- i4 G' S
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 , a! ~/ O+ A- b6 z7 i! \
Metal roof ??8 Z6 o9 Q- P1 O, \0 {' e( m6 E7 c
what's going to happen in a hail storm, will it be very loud ??? . a( r o9 f0 t$ k) a# sSummer raining seas ...
icing 发表于 2014-6-7 22:36 - T. m# u* S m4 V* G- NMetal roof ?? 6 @5 ?9 ]) ^! h/ y4 ^/ T7 ~what's going to happen in a hail storm, will it be very loud ??? + J3 F) R! o8 h3 jSummer raining seas ...
! } ~/ [) g: W; G+ o& y* k3 Cthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.