Advantages! x' J o" ?$ h* f
Very durable in cold weather8 g! k6 D/ G& A% b1 J" {3 {) g
High percentage of recycled material and are 100% recyclable 8 d& m; Q# r) N7 v9 H9 p* s& sDisadvantages 2 w: H. s( J) F& f8 SRusting (require maintenance to prevent corrosion) & D! s. d! y) n# Y: O+ k+ o+ sCopper and lead roofs can be targeted by metal thieves( a, G) Q' e4 J- B2 M
High heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure" O8 J8 D, u8 e$ ^5 T
Cellular and radio reception may be negatively impacted
Metal roof ?? % k& e$ c# K# S, ?what's going to happen in a hail storm, will it be very loud ???; W# v0 e0 q1 l& v o2 m% G+ p
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 % R. b4 L$ J- j2 j( K, C3 j z) u1 \% `Metal roof ?? ) M* W' N! b8 M3 V5 x. f7 iwhat's going to happen in a hail storm, will it be very loud ???. w/ [# E' \6 c. n) ~9 z9 W
Summer raining seas ...
icing 发表于 2014-6-7 22:36 + _+ B. E, ?: ~. E+ t
Metal roof ??& e6 d7 Q- F% A+ V* [8 M6 n8 K/ I
what's going to happen in a hail storm, will it be very loud ???$ f9 l" M; M* c
Summer raining seas ...
- ?& \& n% L, [9 rthat is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.