Advantages , E& J5 _: K7 t) e) u9 i% l* kVery durable in cold weather 4 H/ q2 C' p- a6 R, R vHigh percentage of recycled material and are 100% recyclable % G1 V3 e' M/ r$ J& LDisadvantages ) p6 e" z$ q/ `* A3 Q7 i, b0 hRusting (require maintenance to prevent corrosion) 1 t) `! F1 A. a; \6 L$ Y' x8 bCopper and lead roofs can be targeted by metal thieves $ q a6 [ V0 c7 @3 ^9 {0 oHigh heat conductivity of metals (particularly copper and aluminum) requires careful incorporation of insulation into the roof structure ; @$ i6 S' t# w: ]6 H. z3 ?Cellular and radio reception may be negatively impacted
Metal roof ?? ! l% g, Y' f; ?" _" bwhat's going to happen in a hail storm, will it be very loud ???! ?6 `0 i6 h1 o, p0 E! }6 A z. B
Summer raining season, if it rains in night, people can sleep well ???
icing 发表于 2014-6-7 21:36 + `7 L4 t2 i1 O, L9 X4 bMetal roof ??" K, { I; z1 e9 \) `6 I: a; r$ H
what's going to happen in a hail storm, will it be very loud ???4 r/ G9 b- [: ]" r) @- C$ v) I
Summer raining seas ...
icing 发表于 2014-6-7 22:36 ) @% }2 D9 K" dMetal roof ??: Y, w/ W, k+ o1 c2 B4 c9 j
what's going to happen in a hail storm, will it be very loud ???+ k8 b0 w8 e' m0 ^/ O) k+ d
Summer raining seas ...
* {+ f4 x# A/ j' h7 p; R2 c+ ]that is not my major concern, the hail won't last long, but other issues bother me such as cell signals, conductivity, etc.